Home / 3,996,586.07-5,515,284.87-2,161,039.97

Finding the Fourth Proportional to 3,996,586.07, 5,515,284.87 and 2,161,039.97

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Solution

The fourth proportional to 3,996,586.07, 5,515,284.87 and 2,161,039.97 is: 2,982,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,586.07 : 5,515,284.87 = 2,161,039.97 : x
  2. Step 2: Convert to fraction form
    3,996,586.07/5,515,284.87 = 2,161,039.97/x
  3. Step 3: Cross multiply
    3,996,586.07x = 5,515,284.87 × 2,161,039.97
  4. Step 4: Simplify right side
    3,996,586.07x = 11,918,751,022,429.83
  5. Step 5: Solve for x
    x = 11,918,751,022,429.83/3,996,586.07
  6. Step 6: Final answer
    x = 2,982,233.04

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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.