Home / 4,067,428.88-5,612,864.28-2,231,842.52

Finding the Fourth Proportional to 4,067,428.88, 5,612,864.28 and 2,231,842.52

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Solution

The fourth proportional to 4,067,428.88, 5,612,864.28 and 2,231,842.52 is: 3,079,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067,428.88 : 5,612,864.28 = 2,231,842.52 : x
  2. Step 2: Convert to fraction form
    4,067,428.88/5,612,864.28 = 2,231,842.52/x
  3. Step 3: Cross multiply
    4,067,428.88x = 5,612,864.28 × 2,231,842.52
  4. Step 4: Simplify right side
    4,067,428.88x = 12,527,029,159,093.19
  5. Step 5: Solve for x
    x = 12,527,029,159,093.19/4,067,428.88
  6. Step 6: Final answer
    x = 3,079,839.75

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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.