Home / 3,274,589.62-4,912,409.31-1,381,609.90

Finding the Fourth Proportional to 3,274,589.62, 4,912,409.31 and 1,381,609.90

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Solution

The fourth proportional to 3,274,589.62, 4,912,409.31 and 1,381,609.90 is: 2,072,636.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274,589.62 : 4,912,409.31 = 1,381,609.90 : x
  2. Step 2: Convert to fraction form
    3,274,589.62/4,912,409.31 = 1,381,609.90/x
  3. Step 3: Cross multiply
    3,274,589.62x = 4,912,409.31 × 1,381,609.90
  4. Step 4: Simplify right side
    3,274,589.62x = 6,787,033,335,548.17
  5. Step 5: Solve for x
    x = 6,787,033,335,548.17/3,274,589.62
  6. Step 6: Final answer
    x = 2,072,636.31

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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.