Home / 3,209,991.69-4,815,616.92-1,188,251.13

Finding the Fourth Proportional to 3,209,991.69, 4,815,616.92 and 1,188,251.13

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Solution

The fourth proportional to 3,209,991.69, 4,815,616.92 and 1,188,251.13 is: 1,782,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,991.69 : 4,815,616.92 = 1,188,251.13 : x
  2. Step 2: Convert to fraction form
    3,209,991.69/4,815,616.92 = 1,188,251.13/x
  3. Step 3: Cross multiply
    3,209,991.69x = 4,815,616.92 × 1,188,251.13
  4. Step 4: Simplify right side
    3,209,991.69x = 5,722,162,246,837.12
  5. Step 5: Solve for x
    x = 5,722,162,246,837.12/3,209,991.69
  6. Step 6: Final answer
    x = 1,782,609.68

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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.