Home / 1,945,091.53-2,684,229.39-1,085,651.56

Finding the Fourth Proportional to 1,945,091.53, 2,684,229.39 and 1,085,651.56

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Solution

The fourth proportional to 1,945,091.53, 2,684,229.39 and 1,085,651.56 is: 1,498,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,091.53 : 2,684,229.39 = 1,085,651.56 : x
  2. Step 2: Convert to fraction form
    1,945,091.53/2,684,229.39 = 1,085,651.56/x
  3. Step 3: Cross multiply
    1,945,091.53x = 2,684,229.39 × 1,085,651.56
  4. Step 4: Simplify right side
    1,945,091.53x = 2,914,137,805,801.94
  5. Step 5: Solve for x
    x = 2,914,137,805,801.94/1,945,091.53
  6. Step 6: Final answer
    x = 1,498,200.87

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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.