Home / 2,132,621.35-3,198,932.03-712,677.42

Finding the Fourth Proportional to 2,132,621.35, 3,198,932.03 and 712,677.42

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Solution

The fourth proportional to 2,132,621.35, 3,198,932.03 and 712,677.42 is: 1,069,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,621.35 : 3,198,932.03 = 712,677.42 : x
  2. Step 2: Convert to fraction form
    2,132,621.35/3,198,932.03 = 712,677.42/x
  3. Step 3: Cross multiply
    2,132,621.35x = 3,198,932.03 × 712,677.42
  4. Step 4: Simplify right side
    2,132,621.35x = 2,279,806,625,895.76
  5. Step 5: Solve for x
    x = 2,279,806,625,895.76/2,132,621.35
  6. Step 6: Final answer
    x = 1,069,016.13

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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.