Home / 2,127,393.27-3,191,680.41-1,181,428.29

Finding the Fourth Proportional to 2,127,393.27, 3,191,680.41 and 1,181,428.29

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Solution

The fourth proportional to 2,127,393.27, 3,191,680.41 and 1,181,428.29 is: 1,772,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,393.27 : 3,191,680.41 = 1,181,428.29 : x
  2. Step 2: Convert to fraction form
    2,127,393.27/3,191,680.41 = 1,181,428.29/x
  3. Step 3: Cross multiply
    2,127,393.27x = 3,191,680.41 × 1,181,428.29
  4. Step 4: Simplify right side
    2,127,393.27x = 3,770,741,529,012.80
  5. Step 5: Solve for x
    x = 3,770,741,529,012.80/2,127,393.27
  6. Step 6: Final answer
    x = 1,772,470.37

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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.