Home / 3,473,998.80-5,215,663.80-2,217,397.20

Finding the Fourth Proportional to 3,473,998.80, 5,215,663.80 and 2,217,397.20

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Solution

The fourth proportional to 3,473,998.80, 5,215,663.80 and 2,217,397.20 is: 3,329,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473,998.80 : 5,215,663.80 = 2,217,397.20 : x
  2. Step 2: Convert to fraction form
    3,473,998.80/5,215,663.80 = 2,217,397.20/x
  3. Step 3: Cross multiply
    3,473,998.80x = 5,215,663.80 × 2,217,397.20
  4. Step 4: Simplify right side
    3,473,998.80x = 11,565,198,306,261.36
  5. Step 5: Solve for x
    x = 11,565,198,306,261.36/3,473,998.80
  6. Step 6: Final answer
    x = 3,329,073.78

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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.