Home / 1,469,299.62-2,027,565.21-815,967.12

Finding the Fourth Proportional to 1,469,299.62, 2,027,565.21 and 815,967.12

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Solution

The fourth proportional to 1,469,299.62, 2,027,565.21 and 815,967.12 is: 1,125,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,299.62 : 2,027,565.21 = 815,967.12 : x
  2. Step 2: Convert to fraction form
    1,469,299.62/2,027,565.21 = 815,967.12/x
  3. Step 3: Cross multiply
    1,469,299.62x = 2,027,565.21 × 815,967.12
  4. Step 4: Simplify right side
    1,469,299.62x = 1,654,426,545,015.90
  5. Step 5: Solve for x
    x = 1,654,426,545,015.90/1,469,299.62
  6. Step 6: Final answer
    x = 1,125,996.71

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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.