Home / 3,876,332.20-5,820,719.10-2,930,770.60

Finding the Fourth Proportional to 3,876,332.20, 5,820,719.10 and 2,930,770.60

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Solution

The fourth proportional to 3,876,332.20, 5,820,719.10 and 2,930,770.60 is: 4,400,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,332.20 : 5,820,719.10 = 2,930,770.60 : x
  2. Step 2: Convert to fraction form
    3,876,332.20/5,820,719.10 = 2,930,770.60/x
  3. Step 3: Cross multiply
    3,876,332.20x = 5,820,719.10 × 2,930,770.60
  4. Step 4: Simplify right side
    3,876,332.20x = 17,059,192,409,138.46
  5. Step 5: Solve for x
    x = 17,059,192,409,138.46/3,876,332.20
  6. Step 6: Final answer
    x = 4,400,859.25

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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.