Home / 1,257,042.26-1,734,757.69-713,200.97

Finding the Fourth Proportional to 1,257,042.26, 1,734,757.69 and 713,200.97

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Solution

The fourth proportional to 1,257,042.26, 1,734,757.69 and 713,200.97 is: 984,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,042.26 : 1,734,757.69 = 713,200.97 : x
  2. Step 2: Convert to fraction form
    1,257,042.26/1,734,757.69 = 713,200.97/x
  3. Step 3: Cross multiply
    1,257,042.26x = 1,734,757.69 × 713,200.97
  4. Step 4: Simplify right side
    1,257,042.26x = 1,237,230,867,222.96
  5. Step 5: Solve for x
    x = 1,237,230,867,222.96/1,257,042.26
  6. Step 6: Final answer
    x = 984,239.68

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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.