Home / 3,659,209.23-5,049,781.85-2,131,414.77

Finding the Fourth Proportional to 3,659,209.23, 5,049,781.85 and 2,131,414.77

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Solution

The fourth proportional to 3,659,209.23, 5,049,781.85 and 2,131,414.77 is: 2,941,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,209.23 : 5,049,781.85 = 2,131,414.77 : x
  2. Step 2: Convert to fraction form
    3,659,209.23/5,049,781.85 = 2,131,414.77/x
  3. Step 3: Cross multiply
    3,659,209.23x = 5,049,781.85 × 2,131,414.77
  4. Step 4: Simplify right side
    3,659,209.23x = 10,763,179,609,710.85
  5. Step 5: Solve for x
    x = 10,763,179,609,710.85/3,659,209.23
  6. Step 6: Final answer
    x = 2,941,394.97

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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.