Home / 2,751,371.70-4,127,057.55-858,110.10

Finding the Fourth Proportional to 2,751,371.70, 4,127,057.55 and 858,110.10

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Solution

The fourth proportional to 2,751,371.70, 4,127,057.55 and 858,110.10 is: 1,287,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,371.70 : 4,127,057.55 = 858,110.10 : x
  2. Step 2: Convert to fraction form
    2,751,371.70/4,127,057.55 = 858,110.10/x
  3. Step 3: Cross multiply
    2,751,371.70x = 4,127,057.55 × 858,110.10
  4. Step 4: Simplify right side
    2,751,371.70x = 3,541,469,766,936.26
  5. Step 5: Solve for x
    x = 3,541,469,766,936.26/2,751,371.70
  6. Step 6: Final answer
    x = 1,287,165.15

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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.