Home / 1,551,375.20-2,327,062.80-486,500.28

Finding the Fourth Proportional to 1,551,375.20, 2,327,062.80 and 486,500.28

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Solution

The fourth proportional to 1,551,375.20, 2,327,062.80 and 486,500.28 is: 729,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,375.20 : 2,327,062.80 = 486,500.28 : x
  2. Step 2: Convert to fraction form
    1,551,375.20/2,327,062.80 = 486,500.28/x
  3. Step 3: Cross multiply
    1,551,375.20x = 2,327,062.80 × 486,500.28
  4. Step 4: Simplify right side
    1,551,375.20x = 1,132,116,703,777.58
  5. Step 5: Solve for x
    x = 1,132,116,703,777.58/1,551,375.20
  6. Step 6: Final answer
    x = 729,750.42

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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.