Home / 3,171,375.38-4,757,021.66-775,241.04

Finding the Fourth Proportional to 3,171,375.38, 4,757,021.66 and 775,241.04

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Solution

The fourth proportional to 3,171,375.38, 4,757,021.66 and 775,241.04 is: 1,162,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,375.38 : 4,757,021.66 = 775,241.04 : x
  2. Step 2: Convert to fraction form
    3,171,375.38/4,757,021.66 = 775,241.04/x
  3. Step 3: Cross multiply
    3,171,375.38x = 4,757,021.66 × 775,241.04
  4. Step 4: Simplify right side
    3,171,375.38x = 3,687,838,419,000.93
  5. Step 5: Solve for x
    x = 3,687,838,419,000.93/3,171,375.38
  6. Step 6: Final answer
    x = 1,162,851.44

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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.