Home / 3,172,044.92-4,377,304.22-1,721,709.14

Finding the Fourth Proportional to 3,172,044.92, 4,377,304.22 and 1,721,709.14

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Solution

The fourth proportional to 3,172,044.92, 4,377,304.22 and 1,721,709.14 is: 2,375,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,044.92 : 4,377,304.22 = 1,721,709.14 : x
  2. Step 2: Convert to fraction form
    3,172,044.92/4,377,304.22 = 1,721,709.14/x
  3. Step 3: Cross multiply
    3,172,044.92x = 4,377,304.22 × 1,721,709.14
  4. Step 4: Simplify right side
    3,172,044.92x = 7,536,444,684,134.57
  5. Step 5: Solve for x
    x = 7,536,444,684,134.57/3,172,044.92
  6. Step 6: Final answer
    x = 2,375,894.69

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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.