Home / 2,591,634.76-3,887,424.06-885,761.80

Finding the Fourth Proportional to 2,591,634.76, 3,887,424.06 and 885,761.80

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Solution

The fourth proportional to 2,591,634.76, 3,887,424.06 and 885,761.80 is: 1,328,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,634.76 : 3,887,424.06 = 885,761.80 : x
  2. Step 2: Convert to fraction form
    2,591,634.76/3,887,424.06 = 885,761.80/x
  3. Step 3: Cross multiply
    2,591,634.76x = 3,887,424.06 × 885,761.80
  4. Step 4: Simplify right side
    2,591,634.76x = 3,443,331,732,748.91
  5. Step 5: Solve for x
    x = 3,443,331,732,748.91/2,591,634.76
  6. Step 6: Final answer
    x = 1,328,633.10

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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.