Home / 1,450,899.92-2,002,082.72-838,959.90

Finding the Fourth Proportional to 1,450,899.92, 2,002,082.72 and 838,959.90

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Solution

The fourth proportional to 1,450,899.92, 2,002,082.72 and 838,959.90 is: 1,157,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,899.92 : 2,002,082.72 = 838,959.90 : x
  2. Step 2: Convert to fraction form
    1,450,899.92/2,002,082.72 = 838,959.90/x
  3. Step 3: Cross multiply
    1,450,899.92x = 2,002,082.72 × 838,959.90
  4. Step 4: Simplify right side
    1,450,899.92x = 1,679,667,118,562.93
  5. Step 5: Solve for x
    x = 1,679,667,118,562.93/1,450,899.92
  6. Step 6: Final answer
    x = 1,157,672.62

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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.