Home / 1,263,512.54-1,743,643.14-690,552.56

Finding the Fourth Proportional to 1,263,512.54, 1,743,643.14 and 690,552.56

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Solution

The fourth proportional to 1,263,512.54, 1,743,643.14 and 690,552.56 is: 952,960.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,512.54 : 1,743,643.14 = 690,552.56 : x
  2. Step 2: Convert to fraction form
    1,263,512.54/1,743,643.14 = 690,552.56/x
  3. Step 3: Cross multiply
    1,263,512.54x = 1,743,643.14 × 690,552.56
  4. Step 4: Simplify right side
    1,263,512.54x = 1,204,077,234,053.44
  5. Step 5: Solve for x
    x = 1,204,077,234,053.44/1,263,512.54
  6. Step 6: Final answer
    x = 952,960.26

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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.