Home / 1,587,142.97-2,380,105.24-675,747.62

Finding the Fourth Proportional to 1,587,142.97, 2,380,105.24 and 675,747.62

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Solution

The fourth proportional to 1,587,142.97, 2,380,105.24 and 675,747.62 is: 1,013,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,142.97 : 2,380,105.24 = 675,747.62 : x
  2. Step 2: Convert to fraction form
    1,587,142.97/2,380,105.24 = 675,747.62/x
  3. Step 3: Cross multiply
    1,587,142.97x = 2,380,105.24 × 675,747.62
  4. Step 4: Simplify right side
    1,587,142.97x = 1,608,350,445,329.27
  5. Step 5: Solve for x
    x = 1,608,350,445,329.27/1,587,142.97
  6. Step 6: Final answer
    x = 1,013,362.05

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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.