Home / 2,086,825.20-3,131,404.20-888,543.60

Finding the Fourth Proportional to 2,086,825.20, 3,131,404.20 and 888,543.60

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Solution

The fourth proportional to 2,086,825.20, 3,131,404.20 and 888,543.60 is: 1,333,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,825.20 : 3,131,404.20 = 888,543.60 : x
  2. Step 2: Convert to fraction form
    2,086,825.20/3,131,404.20 = 888,543.60/x
  3. Step 3: Cross multiply
    2,086,825.20x = 3,131,404.20 × 888,543.60
  4. Step 4: Simplify right side
    2,086,825.20x = 2,782,389,160,923.12
  5. Step 5: Solve for x
    x = 2,782,389,160,923.12/2,086,825.20
  6. Step 6: Final answer
    x = 1,333,312.04

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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.