Home / 1,253,064.27-1,729,230.38-680,104.29

Finding the Fourth Proportional to 1,253,064.27, 1,729,230.38 and 680,104.29

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Solution

The fourth proportional to 1,253,064.27, 1,729,230.38 and 680,104.29 is: 938,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,064.27 : 1,729,230.38 = 680,104.29 : x
  2. Step 2: Convert to fraction form
    1,253,064.27/1,729,230.38 = 680,104.29/x
  3. Step 3: Cross multiply
    1,253,064.27x = 1,729,230.38 × 680,104.29
  4. Step 4: Simplify right side
    1,253,064.27x = 1,176,057,000,315.71
  5. Step 5: Solve for x
    x = 1,176,057,000,315.71/1,253,064.27
  6. Step 6: Final answer
    x = 938,544.84

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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.