Home / 3,332,113.40-4,998,170.10-1,911,000.80

Finding the Fourth Proportional to 3,332,113.40, 4,998,170.10 and 1,911,000.80

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Solution

The fourth proportional to 3,332,113.40, 4,998,170.10 and 1,911,000.80 is: 2,866,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332,113.40 : 4,998,170.10 = 1,911,000.80 : x
  2. Step 2: Convert to fraction form
    3,332,113.40/4,998,170.10 = 1,911,000.80/x
  3. Step 3: Cross multiply
    3,332,113.40x = 4,998,170.10 × 1,911,000.80
  4. Step 4: Simplify right side
    3,332,113.40x = 9,551,507,059,636.08
  5. Step 5: Solve for x
    x = 9,551,507,059,636.08/3,332,113.40
  6. Step 6: Final answer
    x = 2,866,501.20

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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.