Home / 2,543,046.08-3,814,766.03-721,380.33

Finding the Fourth Proportional to 2,543,046.08, 3,814,766.03 and 721,380.33

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Solution

The fourth proportional to 2,543,046.08, 3,814,766.03 and 721,380.33 is: 1,082,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,046.08 : 3,814,766.03 = 721,380.33 : x
  2. Step 2: Convert to fraction form
    2,543,046.08/3,814,766.03 = 721,380.33/x
  3. Step 3: Cross multiply
    2,543,046.08x = 3,814,766.03 × 721,380.33
  4. Step 4: Simplify right side
    2,543,046.08x = 2,751,897,175,339.88
  5. Step 5: Solve for x
    x = 2,751,897,175,339.88/2,543,046.08
  6. Step 6: Final answer
    x = 1,082,126.35

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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.