Home / 2,906,617.73-4,010,983.34-2,218,770.68

Finding the Fourth Proportional to 2,906,617.73, 4,010,983.34 and 2,218,770.68

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Solution

The fourth proportional to 2,906,617.73, 4,010,983.34 and 2,218,770.68 is: 3,061,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,617.73 : 4,010,983.34 = 2,218,770.68 : x
  2. Step 2: Convert to fraction form
    2,906,617.73/4,010,983.34 = 2,218,770.68/x
  3. Step 3: Cross multiply
    2,906,617.73x = 4,010,983.34 × 2,218,770.68
  4. Step 4: Simplify right side
    2,906,617.73x = 8,899,452,201,611.70
  5. Step 5: Solve for x
    x = 8,899,452,201,611.70/2,906,617.73
  6. Step 6: Final answer
    x = 3,061,789.70

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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.