Home / 3,340,472.40-5,010,664.92-816,149.52

Finding the Fourth Proportional to 3,340,472.40, 5,010,664.92 and 816,149.52

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Solution

The fourth proportional to 3,340,472.40, 5,010,664.92 and 816,149.52 is: 1,224,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,472.40 : 5,010,664.92 = 816,149.52 : x
  2. Step 2: Convert to fraction form
    3,340,472.40/5,010,664.92 = 816,149.52/x
  3. Step 3: Cross multiply
    3,340,472.40x = 5,010,664.92 × 816,149.52
  4. Step 4: Simplify right side
    3,340,472.40x = 4,089,451,769,338.84
  5. Step 5: Solve for x
    x = 4,089,451,769,338.84/3,340,472.40
  6. Step 6: Final answer
    x = 1,224,213.61

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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.