Home / 5,157,294.96-7,735,942.50-1,791,505.20

Finding the Fourth Proportional to 5,157,294.96, 7,735,942.50 and 1,791,505.20

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Solution

The fourth proportional to 5,157,294.96, 7,735,942.50 and 1,791,505.20 is: 2,687,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,294.96 : 7,735,942.50 = 1,791,505.20 : x
  2. Step 2: Convert to fraction form
    5,157,294.96/7,735,942.50 = 1,791,505.20/x
  3. Step 3: Cross multiply
    5,157,294.96x = 7,735,942.50 × 1,791,505.20
  4. Step 4: Simplify right side
    5,157,294.96x = 13,858,981,215,651
  5. Step 5: Solve for x
    x = 13,858,981,215,651/5,157,294.96
  6. Step 6: Final answer
    x = 2,687,257.82

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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.