Home / 2,588,772.57-3,883,719.38-991,335.73

Finding the Fourth Proportional to 2,588,772.57, 3,883,719.38 and 991,335.73

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Solution

The fourth proportional to 2,588,772.57, 3,883,719.38 and 991,335.73 is: 1,487,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,772.57 : 3,883,719.38 = 991,335.73 : x
  2. Step 2: Convert to fraction form
    2,588,772.57/3,883,719.38 = 991,335.73/x
  3. Step 3: Cross multiply
    2,588,772.57x = 3,883,719.38 × 991,335.73
  4. Step 4: Simplify right side
    2,588,772.57x = 3,850,069,786,687.45
  5. Step 5: Solve for x
    x = 3,850,069,786,687.45/2,588,772.57
  6. Step 6: Final answer
    x = 1,487,218.24

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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.