Home / 3,399,891.23-4,691,965.05-1,851,212.97

Finding the Fourth Proportional to 3,399,891.23, 4,691,965.05 and 1,851,212.97

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Solution

The fourth proportional to 3,399,891.23, 4,691,965.05 and 1,851,212.97 is: 2,554,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,891.23 : 4,691,965.05 = 1,851,212.97 : x
  2. Step 2: Convert to fraction form
    3,399,891.23/4,691,965.05 = 1,851,212.97/x
  3. Step 3: Cross multiply
    3,399,891.23x = 4,691,965.05 × 1,851,212.97
  4. Step 4: Simplify right side
    3,399,891.23x = 8,685,826,555,346.70
  5. Step 5: Solve for x
    x = 8,685,826,555,346.70/3,399,891.23
  6. Step 6: Final answer
    x = 2,554,736.60

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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.