Home / 1,268,371.13-1,902,591.32-369,791.15

Finding the Fourth Proportional to 1,268,371.13, 1,902,591.32 and 369,791.15

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Solution

The fourth proportional to 1,268,371.13, 1,902,591.32 and 369,791.15 is: 554,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,371.13 : 1,902,591.32 = 369,791.15 : x
  2. Step 2: Convert to fraction form
    1,268,371.13/1,902,591.32 = 369,791.15/x
  3. Step 3: Cross multiply
    1,268,371.13x = 1,902,591.32 × 369,791.15
  4. Step 4: Simplify right side
    1,268,371.13x = 703,561,420,840.91
  5. Step 5: Solve for x
    x = 703,561,420,840.91/1,268,371.13
  6. Step 6: Final answer
    x = 554,696.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.