Home / 3,478,791.05-4,800,958.70-2,008,761.60

Finding the Fourth Proportional to 3,478,791.05, 4,800,958.70 and 2,008,761.60

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Solution

The fourth proportional to 3,478,791.05, 4,800,958.70 and 2,008,761.60 is: 2,772,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,791.05 : 4,800,958.70 = 2,008,761.60 : x
  2. Step 2: Convert to fraction form
    3,478,791.05/4,800,958.70 = 2,008,761.60/x
  3. Step 3: Cross multiply
    3,478,791.05x = 4,800,958.70 × 2,008,761.60
  4. Step 4: Simplify right side
    3,478,791.05x = 9,643,981,479,745.92
  5. Step 5: Solve for x
    x = 9,643,981,479,745.92/3,478,791.05
  6. Step 6: Final answer
    x = 2,772,222.11

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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.