Home / 3,231,879.62-4,460,024.20-1,781,626.92

Finding the Fourth Proportional to 3,231,879.62, 4,460,024.20 and 1,781,626.92

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Solution

The fourth proportional to 3,231,879.62, 4,460,024.20 and 1,781,626.92 is: 2,458,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,879.62 : 4,460,024.20 = 1,781,626.92 : x
  2. Step 2: Convert to fraction form
    3,231,879.62/4,460,024.20 = 1,781,626.92/x
  3. Step 3: Cross multiply
    3,231,879.62x = 4,460,024.20 × 1,781,626.92
  4. Step 4: Simplify right side
    3,231,879.62x = 7,946,099,178,571.46
  5. Step 5: Solve for x
    x = 7,946,099,178,571.46/3,231,879.62
  6. Step 6: Final answer
    x = 2,458,661.87

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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.