Home / 3,278,868.62-4,523,294.38-2,132,530.70

Finding the Fourth Proportional to 3,278,868.62, 4,523,294.38 and 2,132,530.70

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Solution

The fourth proportional to 3,278,868.62, 4,523,294.38 and 2,132,530.70 is: 2,941,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,868.62 : 4,523,294.38 = 2,132,530.70 : x
  2. Step 2: Convert to fraction form
    3,278,868.62/4,523,294.38 = 2,132,530.70/x
  3. Step 3: Cross multiply
    3,278,868.62x = 4,523,294.38 × 2,132,530.70
  4. Step 4: Simplify right side
    3,278,868.62x = 9,646,064,130,487.47
  5. Step 5: Solve for x
    x = 9,646,064,130,487.47/3,278,868.62
  6. Step 6: Final answer
    x = 2,941,887.96

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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.