Home / 1,753,293.44-2,419,521.29-978,936.19

Finding the Fourth Proportional to 1,753,293.44, 2,419,521.29 and 978,936.19

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Solution

The fourth proportional to 1,753,293.44, 2,419,521.29 and 978,936.19 is: 1,350,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,293.44 : 2,419,521.29 = 978,936.19 : x
  2. Step 2: Convert to fraction form
    1,753,293.44/2,419,521.29 = 978,936.19/x
  3. Step 3: Cross multiply
    1,753,293.44x = 2,419,521.29 × 978,936.19
  4. Step 4: Simplify right side
    1,753,293.44x = 2,368,556,963,684.66
  5. Step 5: Solve for x
    x = 2,368,556,963,684.66/1,753,293.44
  6. Step 6: Final answer
    x = 1,350,918.74

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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.