Home / 2,581,966.80-3,872,028.60-899,125.20

Finding the Fourth Proportional to 2,581,966.80, 3,872,028.60 and 899,125.20

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Solution

The fourth proportional to 2,581,966.80, 3,872,028.60 and 899,125.20 is: 1,348,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,966.80 : 3,872,028.60 = 899,125.20 : x
  2. Step 2: Convert to fraction form
    2,581,966.80/3,872,028.60 = 899,125.20/x
  3. Step 3: Cross multiply
    2,581,966.80x = 3,872,028.60 × 899,125.20
  4. Step 4: Simplify right side
    2,581,966.80x = 3,481,438,489,380.72
  5. Step 5: Solve for x
    x = 3,481,438,489,380.72/2,581,966.80
  6. Step 6: Final answer
    x = 1,348,366.87

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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.