Home / 3,836,125.20-5,754,187.80-3,151,156.80

Finding the Fourth Proportional to 3,836,125.20, 5,754,187.80 and 3,151,156.80

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Solution

The fourth proportional to 3,836,125.20, 5,754,187.80 and 3,151,156.80 is: 4,726,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,125.20 : 5,754,187.80 = 3,151,156.80 : x
  2. Step 2: Convert to fraction form
    3,836,125.20/5,754,187.80 = 3,151,156.80/x
  3. Step 3: Cross multiply
    3,836,125.20x = 5,754,187.80 × 3,151,156.80
  4. Step 4: Simplify right side
    3,836,125.20x = 18,132,348,014,447.04
  5. Step 5: Solve for x
    x = 18,132,348,014,447.04/3,836,125.20
  6. Step 6: Final answer
    x = 4,726,735.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.