Home / 1,253,044.24-1,729,217.64-680,091.28

Finding the Fourth Proportional to 1,253,044.24, 1,729,217.64 and 680,091.28

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Solution

The fourth proportional to 1,253,044.24, 1,729,217.64 and 680,091.28 is: 938,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,044.24 : 1,729,217.64 = 680,091.28 : x
  2. Step 2: Convert to fraction form
    1,253,044.24/1,729,217.64 = 680,091.28/x
  3. Step 3: Cross multiply
    1,253,044.24x = 1,729,217.64 × 680,091.28
  4. Step 4: Simplify right side
    1,253,044.24x = 1,176,025,838,186.18
  5. Step 5: Solve for x
    x = 1,176,025,838,186.18/1,253,044.24
  6. Step 6: Final answer
    x = 938,534.97

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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.