Home / 3,161,043.60-4,738,658.85-1,138,793.10

Finding the Fourth Proportional to 3,161,043.60, 4,738,658.85 and 1,138,793.10

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Solution

The fourth proportional to 3,161,043.60, 4,738,658.85 and 1,138,793.10 is: 1,707,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,043.60 : 4,738,658.85 = 1,138,793.10 : x
  2. Step 2: Convert to fraction form
    3,161,043.60/4,738,658.85 = 1,138,793.10/x
  3. Step 3: Cross multiply
    3,161,043.60x = 4,738,658.85 × 1,138,793.10
  4. Step 4: Simplify right side
    3,161,043.60x = 5,396,352,001,633.93
  5. Step 5: Solve for x
    x = 5,396,352,001,633.93/3,161,043.60
  6. Step 6: Final answer
    x = 1,707,142.54

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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.