Home / 1,755,150.40-2,632,725.60-1,489,429.90

Finding the Fourth Proportional to 1,755,150.40, 2,632,725.60 and 1,489,429.90

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Solution

The fourth proportional to 1,755,150.40, 2,632,725.60 and 1,489,429.90 is: 2,234,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,150.40 : 2,632,725.60 = 1,489,429.90 : x
  2. Step 2: Convert to fraction form
    1,755,150.40/2,632,725.60 = 1,489,429.90/x
  3. Step 3: Cross multiply
    1,755,150.40x = 2,632,725.60 × 1,489,429.90
  4. Step 4: Simplify right side
    1,755,150.40x = 3,921,260,227,135.44
  5. Step 5: Solve for x
    x = 3,921,260,227,135.44/1,755,150.40
  6. Step 6: Final answer
    x = 2,234,144.85

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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.