Home / 2,422.08-3,633.92-1,123.52

Finding the Fourth Proportional to 2,422.08, 3,633.92 and 1,123.52

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Solution

The fourth proportional to 2,422.08, 3,633.92 and 1,123.52 is: 1,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.08 : 3,633.92 = 1,123.52 : x
  2. Step 2: Convert to fraction form
    2,422.08/3,633.92 = 1,123.52/x
  3. Step 3: Cross multiply
    2,422.08x = 3,633.92 × 1,123.52
  4. Step 4: Simplify right side
    2,422.08x = 4,082,781.80
  5. Step 5: Solve for x
    x = 4,082,781.80/2,422.08
  6. Step 6: Final answer
    x = 1,685.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.