Home / 1,253,137.37-1,729,283.24-680,165.24

Finding the Fourth Proportional to 1,253,137.37, 1,729,283.24 and 680,165.24

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Solution

The fourth proportional to 1,253,137.37, 1,729,283.24 and 680,165.24 is: 938,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,137.37 : 1,729,283.24 = 680,165.24 : x
  2. Step 2: Convert to fraction form
    1,253,137.37/1,729,283.24 = 680,165.24/x
  3. Step 3: Cross multiply
    1,253,137.37x = 1,729,283.24 × 680,165.24
  4. Step 4: Simplify right side
    1,253,137.37x = 1,176,198,343,016.57
  5. Step 5: Solve for x
    x = 1,176,198,343,016.57/1,253,137.37
  6. Step 6: Final answer
    x = 938,602.88

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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.