Home / 3,838,310.12-5,294,954.82-2,288,478.76

Finding the Fourth Proportional to 3,838,310.12, 5,294,954.82 and 2,288,478.76

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Solution

The fourth proportional to 3,838,310.12, 5,294,954.82 and 2,288,478.76 is: 3,156,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,310.12 : 5,294,954.82 = 2,288,478.76 : x
  2. Step 2: Convert to fraction form
    3,838,310.12/5,294,954.82 = 2,288,478.76/x
  3. Step 3: Cross multiply
    3,838,310.12x = 5,294,954.82 × 2,288,478.76
  4. Step 4: Simplify right side
    3,838,310.12x = 12,117,391,640,729.62
  5. Step 5: Solve for x
    x = 12,117,391,640,729.62/3,838,310.12
  6. Step 6: Final answer
    x = 3,156,960.03

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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.