Home / 1,123,829.82-1,550,359.19-736,542.20

Finding the Fourth Proportional to 1,123,829.82, 1,550,359.19 and 736,542.20

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Solution

The fourth proportional to 1,123,829.82, 1,550,359.19 and 736,542.20 is: 1,016,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,829.82 : 1,550,359.19 = 736,542.20 : x
  2. Step 2: Convert to fraction form
    1,123,829.82/1,550,359.19 = 736,542.20/x
  3. Step 3: Cross multiply
    1,123,829.82x = 1,550,359.19 × 736,542.20
  4. Step 4: Simplify right side
    1,123,829.82x = 1,141,904,957,158.31
  5. Step 5: Solve for x
    x = 1,141,904,957,158.31/1,123,829.82
  6. Step 6: Final answer
    x = 1,016,083.52

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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.