Home / 2,723,286.80-4,084,930.20-728,742.80

Finding the Fourth Proportional to 2,723,286.80, 4,084,930.20 and 728,742.80

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Solution

The fourth proportional to 2,723,286.80, 4,084,930.20 and 728,742.80 is: 1,093,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,286.80 : 4,084,930.20 = 728,742.80 : x
  2. Step 2: Convert to fraction form
    2,723,286.80/4,084,930.20 = 728,742.80/x
  3. Step 3: Cross multiply
    2,723,286.80x = 4,084,930.20 × 728,742.80
  4. Step 4: Simplify right side
    2,723,286.80x = 2,976,863,471,752.56
  5. Step 5: Solve for x
    x = 2,976,863,471,752.56/2,723,286.80
  6. Step 6: Final answer
    x = 1,093,114.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.