Home / 3,608,301.97-4,979,456.44-2,157,997.38

Finding the Fourth Proportional to 3,608,301.97, 4,979,456.44 and 2,157,997.38

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Solution

The fourth proportional to 3,608,301.97, 4,979,456.44 and 2,157,997.38 is: 2,978,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,301.97 : 4,979,456.44 = 2,157,997.38 : x
  2. Step 2: Convert to fraction form
    3,608,301.97/4,979,456.44 = 2,157,997.38/x
  3. Step 3: Cross multiply
    3,608,301.97x = 4,979,456.44 × 2,157,997.38
  4. Step 4: Simplify right side
    3,608,301.97x = 10,745,653,927,276.17
  5. Step 5: Solve for x
    x = 10,745,653,927,276.17/3,608,301.97
  6. Step 6: Final answer
    x = 2,978,036.21

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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.