Home / 3,876,073.25-5,348,981.16-2,157,599.73

Finding the Fourth Proportional to 3,876,073.25, 5,348,981.16 and 2,157,599.73

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Solution

The fourth proportional to 3,876,073.25, 5,348,981.16 and 2,157,599.73 is: 2,977,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,073.25 : 5,348,981.16 = 2,157,599.73 : x
  2. Step 2: Convert to fraction form
    3,876,073.25/5,348,981.16 = 2,157,599.73/x
  3. Step 3: Cross multiply
    3,876,073.25x = 5,348,981.16 × 2,157,599.73
  4. Step 4: Simplify right side
    3,876,073.25x = 11,540,960,306,591.09
  5. Step 5: Solve for x
    x = 11,540,960,306,591.09/3,876,073.25
  6. Step 6: Final answer
    x = 2,977,487.67

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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.