Home / 2,008,109.72-2,770,912.62-1,181,220.80

Finding the Fourth Proportional to 2,008,109.72, 2,770,912.62 and 1,181,220.80

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Solution

The fourth proportional to 2,008,109.72, 2,770,912.62 and 1,181,220.80 is: 1,629,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,109.72 : 2,770,912.62 = 1,181,220.80 : x
  2. Step 2: Convert to fraction form
    2,008,109.72/2,770,912.62 = 1,181,220.80/x
  3. Step 3: Cross multiply
    2,008,109.72x = 2,770,912.62 × 1,181,220.80
  4. Step 4: Simplify right side
    2,008,109.72x = 3,273,059,621,726.50
  5. Step 5: Solve for x
    x = 3,273,059,621,726.50/2,008,109.72
  6. Step 6: Final answer
    x = 1,629,920.71

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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.