Home / 1,719,132.53-2,578,784.44-654,257.12

Finding the Fourth Proportional to 1,719,132.53, 2,578,784.44 and 654,257.12

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Solution

The fourth proportional to 1,719,132.53, 2,578,784.44 and 654,257.12 is: 981,418.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,132.53 : 2,578,784.44 = 654,257.12 : x
  2. Step 2: Convert to fraction form
    1,719,132.53/2,578,784.44 = 654,257.12/x
  3. Step 3: Cross multiply
    1,719,132.53x = 2,578,784.44 × 654,257.12
  4. Step 4: Simplify right side
    1,719,132.53x = 1,687,188,067,921.29
  5. Step 5: Solve for x
    x = 1,687,188,067,921.29/1,719,132.53
  6. Step 6: Final answer
    x = 981,418.27

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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.