Home / 3,436,310.92-4,741,832.52-1,986,100.28

Finding the Fourth Proportional to 3,436,310.92, 4,741,832.52 and 1,986,100.28

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Solution

The fourth proportional to 3,436,310.92, 4,741,832.52 and 1,986,100.28 is: 2,740,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,310.92 : 4,741,832.52 = 1,986,100.28 : x
  2. Step 2: Convert to fraction form
    3,436,310.92/4,741,832.52 = 1,986,100.28/x
  3. Step 3: Cross multiply
    3,436,310.92x = 4,741,832.52 × 1,986,100.28
  4. Step 4: Simplify right side
    3,436,310.92x = 9,417,754,895,685.11
  5. Step 5: Solve for x
    x = 9,417,754,895,685.11/3,436,310.92
  6. Step 6: Final answer
    x = 2,740,658.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.