Home / 2,132,503.02-3,198,919.79-712,564.11

Finding the Fourth Proportional to 2,132,503.02, 3,198,919.79 and 712,564.11

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Solution

The fourth proportional to 2,132,503.02, 3,198,919.79 and 712,564.11 is: 1,068,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,503.02 : 3,198,919.79 = 712,564.11 : x
  2. Step 2: Convert to fraction form
    2,132,503.02/3,198,919.79 = 712,564.11/x
  3. Step 3: Cross multiply
    2,132,503.02x = 3,198,919.79 × 712,564.11
  4. Step 4: Simplify right side
    2,132,503.02x = 2,279,435,433,122.74
  5. Step 5: Solve for x
    x = 2,279,435,433,122.74/2,132,503.02
  6. Step 6: Final answer
    x = 1,068,901.39

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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.