Home / 2,756,945.70-4,135,418.55-2,632,942.80

Finding the Fourth Proportional to 2,756,945.70, 4,135,418.55 and 2,632,942.80

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Solution

The fourth proportional to 2,756,945.70, 4,135,418.55 and 2,632,942.80 is: 3,949,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,945.70 : 4,135,418.55 = 2,632,942.80 : x
  2. Step 2: Convert to fraction form
    2,756,945.70/4,135,418.55 = 2,632,942.80/x
  3. Step 3: Cross multiply
    2,756,945.70x = 4,135,418.55 × 2,632,942.80
  4. Step 4: Simplify right side
    2,756,945.70x = 10,888,320,496,208.94
  5. Step 5: Solve for x
    x = 10,888,320,496,208.94/2,756,945.70
  6. Step 6: Final answer
    x = 3,949,414.20

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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.