Home / 1,253,034.34-1,729,188.14-680,074.52

Finding the Fourth Proportional to 1,253,034.34, 1,729,188.14 and 680,074.52

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Solution

The fourth proportional to 1,253,034.34, 1,729,188.14 and 680,074.52 is: 938,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,034.34 : 1,729,188.14 = 680,074.52 : x
  2. Step 2: Convert to fraction form
    1,253,034.34/1,729,188.14 = 680,074.52/x
  3. Step 3: Cross multiply
    1,253,034.34x = 1,729,188.14 × 680,074.52
  4. Step 4: Simplify right side
    1,253,034.34x = 1,175,976,782,253.88
  5. Step 5: Solve for x
    x = 1,175,976,782,253.88/1,253,034.34
  6. Step 6: Final answer
    x = 938,503.24

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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.