Home / 834,049.38-1,251,074.08-721,394.96

Finding the Fourth Proportional to 834,049.38, 1,251,074.08 and 721,394.96

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Solution

The fourth proportional to 834,049.38, 1,251,074.08 and 721,394.96 is: 1,082,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,049.38 : 1,251,074.08 = 721,394.96 : x
  2. Step 2: Convert to fraction form
    834,049.38/1,251,074.08 = 721,394.96/x
  3. Step 3: Cross multiply
    834,049.38x = 1,251,074.08 × 721,394.96
  4. Step 4: Simplify right side
    834,049.38x = 902,518,535,898.64
  5. Step 5: Solve for x
    x = 902,518,535,898.64/834,049.38
  6. Step 6: Final answer
    x = 1,082,092.45

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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.