Home / 1,141,691.92-1,575,586.72-632,394.24

Finding the Fourth Proportional to 1,141,691.92, 1,575,586.72 and 632,394.24

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Solution

The fourth proportional to 1,141,691.92, 1,575,586.72 and 632,394.24 is: 872,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,691.92 : 1,575,586.72 = 632,394.24 : x
  2. Step 2: Convert to fraction form
    1,141,691.92/1,575,586.72 = 632,394.24/x
  3. Step 3: Cross multiply
    1,141,691.92x = 1,575,586.72 × 632,394.24
  4. Step 4: Simplify right side
    1,141,691.92x = 996,391,966,348.49
  5. Step 5: Solve for x
    x = 996,391,966,348.49/1,141,691.92
  6. Step 6: Final answer
    x = 872,732.78

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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.