Home / 2,057,241.60-3,086,515.20-992,378.88

Finding the Fourth Proportional to 2,057,241.60, 3,086,515.20 and 992,378.88

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Solution

The fourth proportional to 2,057,241.60, 3,086,515.20 and 992,378.88 is: 1,488,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,241.60 : 3,086,515.20 = 992,378.88 : x
  2. Step 2: Convert to fraction form
    2,057,241.60/3,086,515.20 = 992,378.88/x
  3. Step 3: Cross multiply
    2,057,241.60x = 3,086,515.20 × 992,378.88
  4. Step 4: Simplify right side
    2,057,241.60x = 3,062,992,497,278.98
  5. Step 5: Solve for x
    x = 3,062,992,497,278.98/2,057,241.60
  6. Step 6: Final answer
    x = 1,488,883.22

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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.