Home / 2,181,884.41-3,273,341.76-685,976.41

Finding the Fourth Proportional to 2,181,884.41, 3,273,341.76 and 685,976.41

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Solution

The fourth proportional to 2,181,884.41, 3,273,341.76 and 685,976.41 is: 1,029,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,884.41 : 3,273,341.76 = 685,976.41 : x
  2. Step 2: Convert to fraction form
    2,181,884.41/3,273,341.76 = 685,976.41/x
  3. Step 3: Cross multiply
    2,181,884.41x = 3,273,341.76 × 685,976.41
  4. Step 4: Simplify right side
    2,181,884.41x = 2,245,435,229,227.88
  5. Step 5: Solve for x
    x = 2,245,435,229,227.88/2,181,884.41
  6. Step 6: Final answer
    x = 1,029,126.57

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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.