Home / 3,168,000.20-4,752,000.30-1,276,099.40

Finding the Fourth Proportional to 3,168,000.20, 4,752,000.30 and 1,276,099.40

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Solution

The fourth proportional to 3,168,000.20, 4,752,000.30 and 1,276,099.40 is: 1,914,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,000.20 : 4,752,000.30 = 1,276,099.40 : x
  2. Step 2: Convert to fraction form
    3,168,000.20/4,752,000.30 = 1,276,099.40/x
  3. Step 3: Cross multiply
    3,168,000.20x = 4,752,000.30 × 1,276,099.40
  4. Step 4: Simplify right side
    3,168,000.20x = 6,064,024,731,629.82
  5. Step 5: Solve for x
    x = 6,064,024,731,629.82/3,168,000.20
  6. Step 6: Final answer
    x = 1,914,149.10

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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.