Home / 2,382,845.53-3,288,360.17-1,295,116.78

Finding the Fourth Proportional to 2,382,845.53, 3,288,360.17 and 1,295,116.78

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Solution

The fourth proportional to 2,382,845.53, 3,288,360.17 and 1,295,116.78 is: 1,787,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,845.53 : 3,288,360.17 = 1,295,116.78 : x
  2. Step 2: Convert to fraction form
    2,382,845.53/3,288,360.17 = 1,295,116.78/x
  3. Step 3: Cross multiply
    2,382,845.53x = 3,288,360.17 × 1,295,116.78
  4. Step 4: Simplify right side
    2,382,845.53x = 4,258,810,434,850.65
  5. Step 5: Solve for x
    x = 4,258,810,434,850.65/2,382,845.53
  6. Step 6: Final answer
    x = 1,787,279.28

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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.