Home / 2,921,872.90-4,032,107.24-1,632,723.88

Finding the Fourth Proportional to 2,921,872.90, 4,032,107.24 and 1,632,723.88

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Solution

The fourth proportional to 2,921,872.90, 4,032,107.24 and 1,632,723.88 is: 2,253,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,872.90 : 4,032,107.24 = 1,632,723.88 : x
  2. Step 2: Convert to fraction form
    2,921,872.90/4,032,107.24 = 1,632,723.88/x
  3. Step 3: Cross multiply
    2,921,872.90x = 4,032,107.24 × 1,632,723.88
  4. Step 4: Simplify right side
    2,921,872.90x = 6,583,317,777,468.89
  5. Step 5: Solve for x
    x = 6,583,317,777,468.89/2,921,872.90
  6. Step 6: Final answer
    x = 2,253,115.73

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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.