Home / 777,755.38-1,170,834.84-699,546.22

Finding the Fourth Proportional to 777,755.38, 1,170,834.84 and 699,546.22

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Solution

The fourth proportional to 777,755.38, 1,170,834.84 and 699,546.22 is: 1,053,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,755.38 : 1,170,834.84 = 699,546.22 : x
  2. Step 2: Convert to fraction form
    777,755.38/1,170,834.84 = 699,546.22/x
  3. Step 3: Cross multiply
    777,755.38x = 1,170,834.84 × 699,546.22
  4. Step 4: Simplify right side
    777,755.38x = 819,053,083,068.57
  5. Step 5: Solve for x
    x = 819,053,083,068.57/777,755.38
  6. Step 6: Final answer
    x = 1,053,098.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.