Home / 4,231,620.21-5,840,565.92-2,781,450.69

Finding the Fourth Proportional to 4,231,620.21, 5,840,565.92 and 2,781,450.69

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Solution

The fourth proportional to 4,231,620.21, 5,840,565.92 and 2,781,450.69 is: 3,839,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231,620.21 : 5,840,565.92 = 2,781,450.69 : x
  2. Step 2: Convert to fraction form
    4,231,620.21/5,840,565.92 = 2,781,450.69/x
  3. Step 3: Cross multiply
    4,231,620.21x = 5,840,565.92 × 2,781,450.69
  4. Step 4: Simplify right side
    4,231,620.21x = 16,245,246,108,174.48
  5. Step 5: Solve for x
    x = 16,245,246,108,174.48/4,231,620.21
  6. Step 6: Final answer
    x = 3,839,013.26

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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.