Home / 1,171,125.28-1,755,332.24-538,711.84

Finding the Fourth Proportional to 1,171,125.28, 1,755,332.24 and 538,711.84

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Solution

The fourth proportional to 1,171,125.28, 1,755,332.24 and 538,711.84 is: 807,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,125.28 : 1,755,332.24 = 538,711.84 : x
  2. Step 2: Convert to fraction form
    1,171,125.28/1,755,332.24 = 538,711.84/x
  3. Step 3: Cross multiply
    1,171,125.28x = 1,755,332.24 × 538,711.84
  4. Step 4: Simplify right side
    1,171,125.28x = 945,618,260,821.72
  5. Step 5: Solve for x
    x = 945,618,260,821.72/1,171,125.28
  6. Step 6: Final answer
    x = 807,444.15

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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.