Home / 1,371,934.74-2,057,902.92-572,780.64

Finding the Fourth Proportional to 1,371,934.74, 2,057,902.92 and 572,780.64

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Solution

The fourth proportional to 1,371,934.74, 2,057,902.92 and 572,780.64 is: 859,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,934.74 : 2,057,902.92 = 572,780.64 : x
  2. Step 2: Convert to fraction form
    1,371,934.74/2,057,902.92 = 572,780.64/x
  3. Step 3: Cross multiply
    1,371,934.74x = 2,057,902.92 × 572,780.64
  4. Step 4: Simplify right side
    1,371,934.74x = 1,178,726,951,575.47
  5. Step 5: Solve for x
    x = 1,178,726,951,575.47/1,371,934.74
  6. Step 6: Final answer
    x = 859,171.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.