Home / 1,379,472-2,067,204.96-980,914.56

Finding the Fourth Proportional to 1,379,472, 2,067,204.96 and 980,914.56

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Solution

The fourth proportional to 1,379,472, 2,067,204.96 and 980,914.56 is: 1,469,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,472 : 2,067,204.96 = 980,914.56 : x
  2. Step 2: Convert to fraction form
    1,379,472/2,067,204.96 = 980,914.56/x
  3. Step 3: Cross multiply
    1,379,472x = 2,067,204.96 × 980,914.56
  4. Step 4: Simplify right side
    1,379,472x = 2,027,751,443,768.22
  5. Step 5: Solve for x
    x = 2,027,751,443,768.22/1,379,472
  6. Step 6: Final answer
    x = 1,469,947.52

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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.