Home / 1,331,020.40-1,996,822.20-532,101.20

Finding the Fourth Proportional to 1,331,020.40, 1,996,822.20 and 532,101.20

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Solution

The fourth proportional to 1,331,020.40, 1,996,822.20 and 532,101.20 is: 798,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,020.40 : 1,996,822.20 = 532,101.20 : x
  2. Step 2: Convert to fraction form
    1,331,020.40/1,996,822.20 = 532,101.20/x
  3. Step 3: Cross multiply
    1,331,020.40x = 1,996,822.20 × 532,101.20
  4. Step 4: Simplify right side
    1,331,020.40x = 1,062,511,488,806.64
  5. Step 5: Solve for x
    x = 1,062,511,488,806.64/1,331,020.40
  6. Step 6: Final answer
    x = 798,268.37

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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.