Home / 1,253,055.22-1,729,217.87-680,095.46

Finding the Fourth Proportional to 1,253,055.22, 1,729,217.87 and 680,095.46

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Solution

The fourth proportional to 1,253,055.22, 1,729,217.87 and 680,095.46 is: 938,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,055.22 : 1,729,217.87 = 680,095.46 : x
  2. Step 2: Convert to fraction form
    1,253,055.22/1,729,217.87 = 680,095.46/x
  3. Step 3: Cross multiply
    1,253,055.22x = 1,729,217.87 × 680,095.46
  4. Step 4: Simplify right side
    1,253,055.22x = 1,176,033,228,761.15
  5. Step 5: Solve for x
    x = 1,176,033,228,761.15/1,253,055.22
  6. Step 6: Final answer
    x = 938,532.65

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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.