Home / 3,278,524.62-4,914,809.73-1,147,446.21

Finding the Fourth Proportional to 3,278,524.62, 4,914,809.73 and 1,147,446.21

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Solution

The fourth proportional to 3,278,524.62, 4,914,809.73 and 1,147,446.21 is: 1,720,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,524.62 : 4,914,809.73 = 1,147,446.21 : x
  2. Step 2: Convert to fraction form
    3,278,524.62/4,914,809.73 = 1,147,446.21/x
  3. Step 3: Cross multiply
    3,278,524.62x = 4,914,809.73 × 1,147,446.21
  4. Step 4: Simplify right side
    3,278,524.62x = 5,639,479,797,559.62
  5. Step 5: Solve for x
    x = 5,639,479,797,559.62/3,278,524.62
  6. Step 6: Final answer
    x = 1,720,127.33

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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.