Home / 996,811.20-1,375,590.24-614,685.12

Finding the Fourth Proportional to 996,811.20, 1,375,590.24 and 614,685.12

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Solution

The fourth proportional to 996,811.20, 1,375,590.24 and 614,685.12 is: 848,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,811.20 : 1,375,590.24 = 614,685.12 : x
  2. Step 2: Convert to fraction form
    996,811.20/1,375,590.24 = 614,685.12/x
  3. Step 3: Cross multiply
    996,811.20x = 1,375,590.24 × 614,685.12
  4. Step 4: Simplify right side
    996,811.20x = 845,554,851,745.23
  5. Step 5: Solve for x
    x = 845,554,851,745.23/996,811.20
  6. Step 6: Final answer
    x = 848,259.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.