Home / 1,083,043.61-1,622,170.78-740,675.65

Finding the Fourth Proportional to 1,083,043.61, 1,622,170.78 and 740,675.65

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Solution

The fourth proportional to 1,083,043.61, 1,622,170.78 and 740,675.65 is: 1,109,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,043.61 : 1,622,170.78 = 740,675.65 : x
  2. Step 2: Convert to fraction form
    1,083,043.61/1,622,170.78 = 740,675.65/x
  3. Step 3: Cross multiply
    1,083,043.61x = 1,622,170.78 × 740,675.65
  4. Step 4: Simplify right side
    1,083,043.61x = 1,201,502,397,766.48
  5. Step 5: Solve for x
    x = 1,201,502,397,766.48/1,083,043.61
  6. Step 6: Final answer
    x = 1,109,375.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.