Home / 3,278,528.36-4,914,815.43-1,147,449.95

Finding the Fourth Proportional to 3,278,528.36, 4,914,815.43 and 1,147,449.95

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Solution

The fourth proportional to 3,278,528.36, 4,914,815.43 and 1,147,449.95 is: 1,720,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,528.36 : 4,914,815.43 = 1,147,449.95 : x
  2. Step 2: Convert to fraction form
    3,278,528.36/4,914,815.43 = 1,147,449.95/x
  3. Step 3: Cross multiply
    3,278,528.36x = 4,914,815.43 × 1,147,449.95
  4. Step 4: Simplify right side
    3,278,528.36x = 5,639,504,717,572.15
  5. Step 5: Solve for x
    x = 5,639,504,717,572.15/3,278,528.36
  6. Step 6: Final answer
    x = 1,720,132.97

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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.