Home / 966,414.20-1,449,621.30-810,116.60

Finding the Fourth Proportional to 966,414.20, 1,449,621.30 and 810,116.60

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Solution

The fourth proportional to 966,414.20, 1,449,621.30 and 810,116.60 is: 1,215,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,414.20 : 1,449,621.30 = 810,116.60 : x
  2. Step 2: Convert to fraction form
    966,414.20/1,449,621.30 = 810,116.60/x
  3. Step 3: Cross multiply
    966,414.20x = 1,449,621.30 × 810,116.60
  4. Step 4: Simplify right side
    966,414.20x = 1,174,362,278,843.58
  5. Step 5: Solve for x
    x = 1,174,362,278,843.58/966,414.20
  6. Step 6: Final answer
    x = 1,215,174.90

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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.