Home / 2,561,014.70-3,841,716.45-763,757.90

Finding the Fourth Proportional to 2,561,014.70, 3,841,716.45 and 763,757.90

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Solution

The fourth proportional to 2,561,014.70, 3,841,716.45 and 763,757.90 is: 1,145,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,014.70 : 3,841,716.45 = 763,757.90 : x
  2. Step 2: Convert to fraction form
    2,561,014.70/3,841,716.45 = 763,757.90/x
  3. Step 3: Cross multiply
    2,561,014.70x = 3,841,716.45 × 763,757.90
  4. Step 4: Simplify right side
    2,561,014.70x = 2,934,141,288,247.46
  5. Step 5: Solve for x
    x = 2,934,141,288,247.46/2,561,014.70
  6. Step 6: Final answer
    x = 1,145,694.82

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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.