Home / 2,253,845.88-3,110,301.18-1,221,382.20

Finding the Fourth Proportional to 2,253,845.88, 3,110,301.18 and 1,221,382.20

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Solution

The fourth proportional to 2,253,845.88, 3,110,301.18 and 1,221,382.20 is: 1,685,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,845.88 : 3,110,301.18 = 1,221,382.20 : x
  2. Step 2: Convert to fraction form
    2,253,845.88/3,110,301.18 = 1,221,382.20/x
  3. Step 3: Cross multiply
    2,253,845.88x = 3,110,301.18 × 1,221,382.20
  4. Step 4: Simplify right side
    2,253,845.88x = 3,798,866,497,891.00
  5. Step 5: Solve for x
    x = 3,798,866,497,891.00/2,253,845.88
  6. Step 6: Final answer
    x = 1,685,504.11

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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.