Home / 3,421,691.21-4,721,613.90-2,044,761.68

Finding the Fourth Proportional to 3,421,691.21, 4,721,613.90 and 2,044,761.68

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Solution

The fourth proportional to 3,421,691.21, 4,721,613.90 and 2,044,761.68 is: 2,821,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,691.21 : 4,721,613.90 = 2,044,761.68 : x
  2. Step 2: Convert to fraction form
    3,421,691.21/4,721,613.90 = 2,044,761.68/x
  3. Step 3: Cross multiply
    3,421,691.21x = 4,721,613.90 × 2,044,761.68
  4. Step 4: Simplify right side
    3,421,691.21x = 9,654,575,146,867.28
  5. Step 5: Solve for x
    x = 9,654,575,146,867.28/3,421,691.21
  6. Step 6: Final answer
    x = 2,821,579.91

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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.