Home / 3,846,287.26-5,769,734.28-1,287,517.15

Finding the Fourth Proportional to 3,846,287.26, 5,769,734.28 and 1,287,517.15

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Solution

The fourth proportional to 3,846,287.26, 5,769,734.28 and 1,287,517.15 is: 1,931,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,287.26 : 5,769,734.28 = 1,287,517.15 : x
  2. Step 2: Convert to fraction form
    3,846,287.26/5,769,734.28 = 1,287,517.15/x
  3. Step 3: Cross multiply
    3,846,287.26x = 5,769,734.28 × 1,287,517.15
  4. Step 4: Simplify right side
    3,846,287.26x = 7,428,631,836,442.90
  5. Step 5: Solve for x
    x = 7,428,631,836,442.90/3,846,287.26
  6. Step 6: Final answer
    x = 1,931,377.28

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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.