Home / 3,986,331.68-5,501,060.96-2,175,508.64

Finding the Fourth Proportional to 3,986,331.68, 5,501,060.96 and 2,175,508.64

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Solution

The fourth proportional to 3,986,331.68, 5,501,060.96 and 2,175,508.64 is: 3,002,160.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,331.68 : 5,501,060.96 = 2,175,508.64 : x
  2. Step 2: Convert to fraction form
    3,986,331.68/5,501,060.96 = 2,175,508.64/x
  3. Step 3: Cross multiply
    3,986,331.68x = 5,501,060.96 × 2,175,508.64
  4. Step 4: Simplify right side
    3,986,331.68x = 11,967,605,647,646.70
  5. Step 5: Solve for x
    x = 11,967,605,647,646.70/3,986,331.68
  6. Step 6: Final answer
    x = 3,002,160.03

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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.