Home / 2,488,416.56-3,732,891.33-691,305.20

Finding the Fourth Proportional to 2,488,416.56, 3,732,891.33 and 691,305.20

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Solution

The fourth proportional to 2,488,416.56, 3,732,891.33 and 691,305.20 is: 1,037,031.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,416.56 : 3,732,891.33 = 691,305.20 : x
  2. Step 2: Convert to fraction form
    2,488,416.56/3,732,891.33 = 691,305.20/x
  3. Step 3: Cross multiply
    2,488,416.56x = 3,732,891.33 × 691,305.20
  4. Step 4: Simplify right side
    2,488,416.56x = 2,580,567,168,799.46
  5. Step 5: Solve for x
    x = 2,580,567,168,799.46/2,488,416.56
  6. Step 6: Final answer
    x = 1,037,031.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.