Home / 1,914,016.05-2,641,321.11-1,098,348.06

Finding the Fourth Proportional to 1,914,016.05, 2,641,321.11 and 1,098,348.06

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Solution

The fourth proportional to 1,914,016.05, 2,641,321.11 and 1,098,348.06 is: 1,515,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,016.05 : 2,641,321.11 = 1,098,348.06 : x
  2. Step 2: Convert to fraction form
    1,914,016.05/2,641,321.11 = 1,098,348.06/x
  3. Step 3: Cross multiply
    1,914,016.05x = 2,641,321.11 × 1,098,348.06
  4. Step 4: Simplify right side
    1,914,016.05x = 2,901,089,917,005.55
  5. Step 5: Solve for x
    x = 2,901,089,917,005.55/1,914,016.05
  6. Step 6: Final answer
    x = 1,515,708.25

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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.