Home / 1,000,057.25-1,380,082.65-541,171.78

Finding the Fourth Proportional to 1,000,057.25, 1,380,082.65 and 541,171.78

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Solution

The fourth proportional to 1,000,057.25, 1,380,082.65 and 541,171.78 is: 746,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,057.25 : 1,380,082.65 = 541,171.78 : x
  2. Step 2: Convert to fraction form
    1,000,057.25/1,380,082.65 = 541,171.78/x
  3. Step 3: Cross multiply
    1,000,057.25x = 1,380,082.65 × 541,171.78
  4. Step 4: Simplify right side
    1,000,057.25x = 746,861,774,641.35
  5. Step 5: Solve for x
    x = 746,861,774,641.35/1,000,057.25
  6. Step 6: Final answer
    x = 746,819.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.