Home / 1,002,571.92-1,383,332.45-635,155.92

Finding the Fourth Proportional to 1,002,571.92, 1,383,332.45 and 635,155.92

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Solution

The fourth proportional to 1,002,571.92, 1,383,332.45 and 635,155.92 is: 876,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,571.92 : 1,383,332.45 = 635,155.92 : x
  2. Step 2: Convert to fraction form
    1,002,571.92/1,383,332.45 = 635,155.92/x
  3. Step 3: Cross multiply
    1,002,571.92x = 1,383,332.45 × 635,155.92
  4. Step 4: Simplify right side
    1,002,571.92x = 878,631,791,769.83
  5. Step 5: Solve for x
    x = 878,631,791,769.83/1,002,571.92
  6. Step 6: Final answer
    x = 876,377.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.