Home / 4,840,132.05-7,260,198.68-1,600,800.20

Finding the Fourth Proportional to 4,840,132.05, 7,260,198.68 and 1,600,800.20

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Solution

The fourth proportional to 4,840,132.05, 7,260,198.68 and 1,600,800.20 is: 2,401,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840,132.05 : 7,260,198.68 = 1,600,800.20 : x
  2. Step 2: Convert to fraction form
    4,840,132.05/7,260,198.68 = 1,600,800.20/x
  3. Step 3: Cross multiply
    4,840,132.05x = 7,260,198.68 × 1,600,800.20
  4. Step 4: Simplify right side
    4,840,132.05x = 11,622,127,490,979.73
  5. Step 5: Solve for x
    x = 11,622,127,490,979.73/4,840,132.05
  6. Step 6: Final answer
    x = 2,401,200.50

Related Problems

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Half scale
Find fourth proportional to 9,680,264.09, 14,520,397.35 and 3,201,600.40
Double scale
Find fourth proportional to 4,840,133.05, 7,260,200.18 and 1,600,801.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.