Home / 3,454,982.12-4,769,404.38-2,231,884.14

Finding the Fourth Proportional to 3,454,982.12, 4,769,404.38 and 2,231,884.14

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Solution

The fourth proportional to 3,454,982.12, 4,769,404.38 and 2,231,884.14 is: 3,080,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,982.12 : 4,769,404.38 = 2,231,884.14 : x
  2. Step 2: Convert to fraction form
    3,454,982.12/4,769,404.38 = 2,231,884.14/x
  3. Step 3: Cross multiply
    3,454,982.12x = 4,769,404.38 × 2,231,884.14
  4. Step 4: Simplify right side
    3,454,982.12x = 10,644,757,992,968.53
  5. Step 5: Solve for x
    x = 10,644,757,992,968.53/3,454,982.12
  6. Step 6: Final answer
    x = 3,080,987.87

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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.