Home / 1,344,729.28-1,855,734.96-741,117.28

Finding the Fourth Proportional to 1,344,729.28, 1,855,734.96 and 741,117.28

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Solution

The fourth proportional to 1,344,729.28, 1,855,734.96 and 741,117.28 is: 1,022,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,729.28 : 1,855,734.96 = 741,117.28 : x
  2. Step 2: Convert to fraction form
    1,344,729.28/1,855,734.96 = 741,117.28/x
  3. Step 3: Cross multiply
    1,344,729.28x = 1,855,734.96 × 741,117.28
  4. Step 4: Simplify right side
    1,344,729.28x = 1,375,317,245,956.11
  5. Step 5: Solve for x
    x = 1,375,317,245,956.11/1,344,729.28
  6. Step 6: Final answer
    x = 1,022,746.56

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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.