Home / 1,791,609.24-2,687,397.12-726,398.04

Finding the Fourth Proportional to 1,791,609.24, 2,687,397.12 and 726,398.04

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Solution

The fourth proportional to 1,791,609.24, 2,687,397.12 and 726,398.04 is: 1,089,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,609.24 : 2,687,397.12 = 726,398.04 : x
  2. Step 2: Convert to fraction form
    1,791,609.24/2,687,397.12 = 726,398.04/x
  3. Step 3: Cross multiply
    1,791,609.24x = 2,687,397.12 × 726,398.04
  4. Step 4: Simplify right side
    1,791,609.24x = 1,952,120,000,669.65
  5. Step 5: Solve for x
    x = 1,952,120,000,669.65/1,791,609.24
  6. Step 6: Final answer
    x = 1,089,590.27

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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.