Home / 2,084,616.78-3,126,892.23-664,663.26

Finding the Fourth Proportional to 2,084,616.78, 3,126,892.23 and 664,663.26

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Solution

The fourth proportional to 2,084,616.78, 3,126,892.23 and 664,663.26 is: 996,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,616.78 : 3,126,892.23 = 664,663.26 : x
  2. Step 2: Convert to fraction form
    2,084,616.78/3,126,892.23 = 664,663.26/x
  3. Step 3: Cross multiply
    2,084,616.78x = 3,126,892.23 × 664,663.26
  4. Step 4: Simplify right side
    2,084,616.78x = 2,078,330,383,260.47
  5. Step 5: Solve for x
    x = 2,078,330,383,260.47/2,084,616.78
  6. Step 6: Final answer
    x = 996,984.39

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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.