Home / 2,132,593.64-2,942,979.36-1,165,727.78

Finding the Fourth Proportional to 2,132,593.64, 2,942,979.36 and 1,165,727.78

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Solution

The fourth proportional to 2,132,593.64, 2,942,979.36 and 1,165,727.78 is: 1,608,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,593.64 : 2,942,979.36 = 1,165,727.78 : x
  2. Step 2: Convert to fraction form
    2,132,593.64/2,942,979.36 = 1,165,727.78/x
  3. Step 3: Cross multiply
    2,132,593.64x = 2,942,979.36 × 1,165,727.78
  4. Step 4: Simplify right side
    2,132,593.64x = 3,430,712,795,918.62
  5. Step 5: Solve for x
    x = 3,430,712,795,918.62/2,132,593.64
  6. Step 6: Final answer
    x = 1,608,704.41

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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.