Home / 3,876,330.20-5,820,716.10-2,930,768.60

Finding the Fourth Proportional to 3,876,330.20, 5,820,716.10 and 2,930,768.60

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Solution

The fourth proportional to 3,876,330.20, 5,820,716.10 and 2,930,768.60 is: 4,400,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,330.20 : 5,820,716.10 = 2,930,768.60 : x
  2. Step 2: Convert to fraction form
    3,876,330.20/5,820,716.10 = 2,930,768.60/x
  3. Step 3: Cross multiply
    3,876,330.20x = 5,820,716.10 × 2,930,768.60
  4. Step 4: Simplify right side
    3,876,330.20x = 17,059,171,975,394.46
  5. Step 5: Solve for x
    x = 17,059,171,975,394.46/3,876,330.20
  6. Step 6: Final answer
    x = 4,400,856.25

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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.