Home / 1,508,565.28-2,081,894.82-935,789.98

Finding the Fourth Proportional to 1,508,565.28, 2,081,894.82 and 935,789.98

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Solution

The fourth proportional to 1,508,565.28, 2,081,894.82 and 935,789.98 is: 1,291,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,565.28 : 2,081,894.82 = 935,789.98 : x
  2. Step 2: Convert to fraction form
    1,508,565.28/2,081,894.82 = 935,789.98/x
  3. Step 3: Cross multiply
    1,508,565.28x = 2,081,894.82 × 935,789.98
  4. Step 4: Simplify right side
    1,508,565.28x = 1,948,216,311,969.90
  5. Step 5: Solve for x
    x = 1,948,216,311,969.90/1,508,565.28
  6. Step 6: Final answer
    x = 1,291,436.53

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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.