Home / 1,517,195.33-2,093,729.56-838,131.83

Finding the Fourth Proportional to 1,517,195.33, 2,093,729.56 and 838,131.83

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Solution

The fourth proportional to 1,517,195.33, 2,093,729.56 and 838,131.83 is: 1,156,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,195.33 : 2,093,729.56 = 838,131.83 : x
  2. Step 2: Convert to fraction form
    1,517,195.33/2,093,729.56 = 838,131.83/x
  3. Step 3: Cross multiply
    1,517,195.33x = 2,093,729.56 × 838,131.83
  4. Step 4: Simplify right side
    1,517,195.33x = 1,754,821,393,538.51
  5. Step 5: Solve for x
    x = 1,754,821,393,538.51/1,517,195.33
  6. Step 6: Final answer
    x = 1,156,621.93

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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.