Home / 1,331,734.25-1,999,022.92-573,949.68

Finding the Fourth Proportional to 1,331,734.25, 1,999,022.92 and 573,949.68

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Solution

The fourth proportional to 1,331,734.25, 1,999,022.92 and 573,949.68 is: 861,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,734.25 : 1,999,022.92 = 573,949.68 : x
  2. Step 2: Convert to fraction form
    1,331,734.25/1,999,022.92 = 573,949.68/x
  3. Step 3: Cross multiply
    1,331,734.25x = 1,999,022.92 × 573,949.68
  4. Step 4: Simplify right side
    1,331,734.25x = 1,147,338,563,811.79
  5. Step 5: Solve for x
    x = 1,147,338,563,811.79/1,331,734.25
  6. Step 6: Final answer
    x = 861,537.18

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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.