Home / 3,681,765.38-5,078,233.01-3,190,846.76

Finding the Fourth Proportional to 3,681,765.38, 5,078,233.01 and 3,190,846.76

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Solution

The fourth proportional to 3,681,765.38, 5,078,233.01 and 3,190,846.76 is: 4,401,112.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,765.38 : 5,078,233.01 = 3,190,846.76 : x
  2. Step 2: Convert to fraction form
    3,681,765.38/5,078,233.01 = 3,190,846.76/x
  3. Step 3: Cross multiply
    3,681,765.38x = 5,078,233.01 × 3,190,846.76
  4. Step 4: Simplify right side
    3,681,765.38x = 16,203,863,305,138.15
  5. Step 5: Solve for x
    x = 16,203,863,305,138.15/3,681,765.38
  6. Step 6: Final answer
    x = 4,401,112.42

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1.5x scale

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.