Home / 3,639,697.20-5,459,545.80-3,332,642.40

Finding the Fourth Proportional to 3,639,697.20, 5,459,545.80 and 3,332,642.40

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Solution

The fourth proportional to 3,639,697.20, 5,459,545.80 and 3,332,642.40 is: 4,998,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,697.20 : 5,459,545.80 = 3,332,642.40 : x
  2. Step 2: Convert to fraction form
    3,639,697.20/5,459,545.80 = 3,332,642.40/x
  3. Step 3: Cross multiply
    3,639,697.20x = 5,459,545.80 × 3,332,642.40
  4. Step 4: Simplify right side
    3,639,697.20x = 18,194,713,817,821.92
  5. Step 5: Solve for x
    x = 18,194,713,817,821.92/3,639,697.20
  6. Step 6: Final answer
    x = 4,998,963.60

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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.