Home / 1,060,747.92-1,591,126.20-429,673.68

Finding the Fourth Proportional to 1,060,747.92, 1,591,126.20 and 429,673.68

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Solution

The fourth proportional to 1,060,747.92, 1,591,126.20 and 429,673.68 is: 644,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,747.92 : 1,591,126.20 = 429,673.68 : x
  2. Step 2: Convert to fraction form
    1,060,747.92/1,591,126.20 = 429,673.68/x
  3. Step 3: Cross multiply
    1,060,747.92x = 1,591,126.20 × 429,673.68
  4. Step 4: Simplify right side
    1,060,747.92x = 683,665,049,698.42
  5. Step 5: Solve for x
    x = 683,665,049,698.42/1,060,747.92
  6. Step 6: Final answer
    x = 644,512.27

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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.