Home / 2,722,138.25-4,083,814.87-829,025.69

Finding the Fourth Proportional to 2,722,138.25, 4,083,814.87 and 829,025.69

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Solution

The fourth proportional to 2,722,138.25, 4,083,814.87 and 829,025.69 is: 1,243,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,138.25 : 4,083,814.87 = 829,025.69 : x
  2. Step 2: Convert to fraction form
    2,722,138.25/4,083,814.87 = 829,025.69/x
  3. Step 3: Cross multiply
    2,722,138.25x = 4,083,814.87 × 829,025.69
  4. Step 4: Simplify right side
    2,722,138.25x = 3,385,587,417,942.37
  5. Step 5: Solve for x
    x = 3,385,587,417,942.37/2,722,138.25
  6. Step 6: Final answer
    x = 1,243,723.54

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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.