Home / 1,227,947.56-1,694,118.18-744,163.72

Finding the Fourth Proportional to 1,227,947.56, 1,694,118.18 and 744,163.72

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Solution

The fourth proportional to 1,227,947.56, 1,694,118.18 and 744,163.72 is: 1,026,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,947.56 : 1,694,118.18 = 744,163.72 : x
  2. Step 2: Convert to fraction form
    1,227,947.56/1,694,118.18 = 744,163.72/x
  3. Step 3: Cross multiply
    1,227,947.56x = 1,694,118.18 × 744,163.72
  4. Step 4: Simplify right side
    1,227,947.56x = 1,260,701,286,948.43
  5. Step 5: Solve for x
    x = 1,260,701,286,948.43/1,227,947.56
  6. Step 6: Final answer
    x = 1,026,673.56

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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.