Home / 2,614,589.28-3,922,109.84-721,330.64

Finding the Fourth Proportional to 2,614,589.28, 3,922,109.84 and 721,330.64

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Solution

The fourth proportional to 2,614,589.28, 3,922,109.84 and 721,330.64 is: 1,082,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,589.28 : 3,922,109.84 = 721,330.64 : x
  2. Step 2: Convert to fraction form
    2,614,589.28/3,922,109.84 = 721,330.64/x
  3. Step 3: Cross multiply
    2,614,589.28x = 3,922,109.84 × 721,330.64
  4. Step 4: Simplify right side
    2,614,589.28x = 2,829,138,001,037.50
  5. Step 5: Solve for x
    x = 2,829,138,001,037.50/2,614,589.28
  6. Step 6: Final answer
    x = 1,082,058.29

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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.