Home / 3,684,436.20-5,500,747.39-2,815,322.61

Finding the Fourth Proportional to 3,684,436.20, 5,500,747.39 and 2,815,322.61

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Solution

The fourth proportional to 3,684,436.20, 5,500,747.39 and 2,815,322.61 is: 4,203,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684,436.20 : 5,500,747.39 = 2,815,322.61 : x
  2. Step 2: Convert to fraction form
    3,684,436.20/5,500,747.39 = 2,815,322.61/x
  3. Step 3: Cross multiply
    3,684,436.20x = 5,500,747.39 × 2,815,322.61
  4. Step 4: Simplify right side
    3,684,436.20x = 15,486,378,498,965.49
  5. Step 5: Solve for x
    x = 15,486,378,498,965.49/3,684,436.20
  6. Step 6: Final answer
    x = 4,203,188.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.