Home / 1,949,768.46-2,690,753.76-1,090,326.60

Finding the Fourth Proportional to 1,949,768.46, 2,690,753.76 and 1,090,326.60

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Solution

The fourth proportional to 1,949,768.46, 2,690,753.76 and 1,090,326.60 is: 1,504,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,768.46 : 2,690,753.76 = 1,090,326.60 : x
  2. Step 2: Convert to fraction form
    1,949,768.46/2,690,753.76 = 1,090,326.60/x
  3. Step 3: Cross multiply
    1,949,768.46x = 2,690,753.76 × 1,090,326.60
  4. Step 4: Simplify right side
    1,949,768.46x = 2,933,800,398,578.02
  5. Step 5: Solve for x
    x = 2,933,800,398,578.02/1,949,768.46
  6. Step 6: Final answer
    x = 1,504,691.69

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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.