Home / 966,082.80-1,449,383.40-861,625.20

Finding the Fourth Proportional to 966,082.80, 1,449,383.40 and 861,625.20

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Solution

The fourth proportional to 966,082.80, 1,449,383.40 and 861,625.20 is: 1,292,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,082.80 : 1,449,383.40 = 861,625.20 : x
  2. Step 2: Convert to fraction form
    966,082.80/1,449,383.40 = 861,625.20/x
  3. Step 3: Cross multiply
    966,082.80x = 1,449,383.40 × 861,625.20
  4. Step 4: Simplify right side
    966,082.80x = 1,248,825,261,901.68
  5. Step 5: Solve for x
    x = 1,248,825,261,901.68/966,082.80
  6. Step 6: Final answer
    x = 1,292,668.97

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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.