Home / 3,456,530.42-4,770,865.78-2,099,540.66

Finding the Fourth Proportional to 3,456,530.42, 4,770,865.78 and 2,099,540.66

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Solution

The fourth proportional to 3,456,530.42, 4,770,865.78 and 2,099,540.66 is: 2,897,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,530.42 : 4,770,865.78 = 2,099,540.66 : x
  2. Step 2: Convert to fraction form
    3,456,530.42/4,770,865.78 = 2,099,540.66/x
  3. Step 3: Cross multiply
    3,456,530.42x = 4,770,865.78 × 2,099,540.66
  4. Step 4: Simplify right side
    3,456,530.42x = 10,016,626,659,409.43
  5. Step 5: Solve for x
    x = 10,016,626,659,409.43/3,456,530.42
  6. Step 6: Final answer
    x = 2,897,884.72

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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.