Home / 1,274,022.74-1,758,224.14-730,249.16

Finding the Fourth Proportional to 1,274,022.74, 1,758,224.14 and 730,249.16

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Solution

The fourth proportional to 1,274,022.74, 1,758,224.14 and 730,249.16 is: 1,007,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,022.74 : 1,758,224.14 = 730,249.16 : x
  2. Step 2: Convert to fraction form
    1,274,022.74/1,758,224.14 = 730,249.16/x
  3. Step 3: Cross multiply
    1,274,022.74x = 1,758,224.14 × 730,249.16
  4. Step 4: Simplify right side
    1,274,022.74x = 1,283,941,690,709.98
  5. Step 5: Solve for x
    x = 1,283,941,690,709.98/1,274,022.74
  6. Step 6: Final answer
    x = 1,007,785.53

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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.