Home / 2,086,227.40-3,131,414.70-1,022,470.60

Finding the Fourth Proportional to 2,086,227.40, 3,131,414.70 and 1,022,470.60

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Solution

The fourth proportional to 2,086,227.40, 3,131,414.70 and 1,022,470.60 is: 1,534,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,227.40 : 3,131,414.70 = 1,022,470.60 : x
  2. Step 2: Convert to fraction form
    2,086,227.40/3,131,414.70 = 1,022,470.60/x
  3. Step 3: Cross multiply
    2,086,227.40x = 3,131,414.70 × 1,022,470.60
  4. Step 4: Simplify right side
    2,086,227.40x = 3,201,779,467,157.82
  5. Step 5: Solve for x
    x = 3,201,779,467,157.82/2,086,227.40
  6. Step 6: Final answer
    x = 1,534,722.18

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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.