Home / 2,711,906.20-4,067,729.70-914,613.40

Finding the Fourth Proportional to 2,711,906.20, 4,067,729.70 and 914,613.40

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Solution

The fourth proportional to 2,711,906.20, 4,067,729.70 and 914,613.40 is: 1,371,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,906.20 : 4,067,729.70 = 914,613.40 : x
  2. Step 2: Convert to fraction form
    2,711,906.20/4,067,729.70 = 914,613.40/x
  3. Step 3: Cross multiply
    2,711,906.20x = 4,067,729.70 × 914,613.40
  4. Step 4: Simplify right side
    2,711,906.20x = 3,720,400,091,197.98
  5. Step 5: Solve for x
    x = 3,720,400,091,197.98/2,711,906.20
  6. Step 6: Final answer
    x = 1,371,876.39

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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.