Home / 2,218,338.37-3,061,306.93-1,199,743.12

Finding the Fourth Proportional to 2,218,338.37, 3,061,306.93 and 1,199,743.12

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Solution

The fourth proportional to 2,218,338.37, 3,061,306.93 and 1,199,743.12 is: 1,655,645.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,338.37 : 3,061,306.93 = 1,199,743.12 : x
  2. Step 2: Convert to fraction form
    2,218,338.37/3,061,306.93 = 1,199,743.12/x
  3. Step 3: Cross multiply
    2,218,338.37x = 3,061,306.93 × 1,199,743.12
  4. Step 4: Simplify right side
    2,218,338.37x = 3,672,781,906,170.57
  5. Step 5: Solve for x
    x = 3,672,781,906,170.57/2,218,338.37
  6. Step 6: Final answer
    x = 1,655,645.49

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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.