Home / 1,278,238.56-1,764,608.34-794,959.44

Finding the Fourth Proportional to 1,278,238.56, 1,764,608.34 and 794,959.44

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Solution

The fourth proportional to 1,278,238.56, 1,764,608.34 and 794,959.44 is: 1,097,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,238.56 : 1,764,608.34 = 794,959.44 : x
  2. Step 2: Convert to fraction form
    1,278,238.56/1,764,608.34 = 794,959.44/x
  3. Step 3: Cross multiply
    1,278,238.56x = 1,764,608.34 × 794,959.44
  4. Step 4: Simplify right side
    1,278,238.56x = 1,402,792,057,785.73
  5. Step 5: Solve for x
    x = 1,402,792,057,785.73/1,278,238.56
  6. Step 6: Final answer
    x = 1,097,441.51

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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.