Home / 2,188,120.55-3,283,337.21-1,552,531.88

Finding the Fourth Proportional to 2,188,120.55, 3,283,337.21 and 1,552,531.88

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Solution

The fourth proportional to 2,188,120.55, 3,283,337.21 and 1,552,531.88 is: 2,329,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,120.55 : 3,283,337.21 = 1,552,531.88 : x
  2. Step 2: Convert to fraction form
    2,188,120.55/3,283,337.21 = 1,552,531.88/x
  3. Step 3: Cross multiply
    2,188,120.55x = 3,283,337.21 × 1,552,531.88
  4. Step 4: Simplify right side
    2,188,120.55x = 5,097,485,682,025.16
  5. Step 5: Solve for x
    x = 5,097,485,682,025.16/2,188,120.55
  6. Step 6: Final answer
    x = 2,329,618.30

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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.