Home / 3,684,436.71-5,500,748.13-2,815,323.11

Finding the Fourth Proportional to 3,684,436.71, 5,500,748.13 and 2,815,323.11

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Solution

The fourth proportional to 3,684,436.71, 5,500,748.13 and 2,815,323.11 is: 4,203,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684,436.71 : 5,500,748.13 = 2,815,323.11 : x
  2. Step 2: Convert to fraction form
    3,684,436.71/5,500,748.13 = 2,815,323.11/x
  3. Step 3: Cross multiply
    3,684,436.71x = 5,500,748.13 × 2,815,323.11
  4. Step 4: Simplify right side
    3,684,436.71x = 15,486,383,305,174.54
  5. Step 5: Solve for x
    x = 15,486,383,305,174.54/3,684,436.71
  6. Step 6: Final answer
    x = 4,203,188.85

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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.