Home / 3,561,821.60-5,335,474.80-2,209,834.40

Finding the Fourth Proportional to 3,561,821.60, 5,335,474.80 and 2,209,834.40

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Solution

The fourth proportional to 3,561,821.60, 5,335,474.80 and 2,209,834.40 is: 3,310,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,821.60 : 5,335,474.80 = 2,209,834.40 : x
  2. Step 2: Convert to fraction form
    3,561,821.60/5,335,474.80 = 2,209,834.40/x
  3. Step 3: Cross multiply
    3,561,821.60x = 5,335,474.80 × 2,209,834.40
  4. Step 4: Simplify right side
    3,561,821.60x = 11,790,515,753,373.12
  5. Step 5: Solve for x
    x = 11,790,515,753,373.12/3,561,821.60
  6. Step 6: Final answer
    x = 3,310,248.82

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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.