Home / 1,644,227.48-2,266,969.20-1,257,517.28

Finding the Fourth Proportional to 1,644,227.48, 2,266,969.20 and 1,257,517.28

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Solution

The fourth proportional to 1,644,227.48, 2,266,969.20 and 1,257,517.28 is: 1,733,794.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,227.48 : 2,266,969.20 = 1,257,517.28 : x
  2. Step 2: Convert to fraction form
    1,644,227.48/2,266,969.20 = 1,257,517.28/x
  3. Step 3: Cross multiply
    1,644,227.48x = 2,266,969.20 × 1,257,517.28
  4. Step 4: Simplify right side
    1,644,227.48x = 2,850,752,942,227.78
  5. Step 5: Solve for x
    x = 2,850,752,942,227.78/1,644,227.48
  6. Step 6: Final answer
    x = 1,733,794.73

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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.