Home / 1,270,270.92-1,752,928.50-718,974.81

Finding the Fourth Proportional to 1,270,270.92, 1,752,928.50 and 718,974.81

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Solution

The fourth proportional to 1,270,270.92, 1,752,928.50 and 718,974.81 is: 992,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,270.92 : 1,752,928.50 = 718,974.81 : x
  2. Step 2: Convert to fraction form
    1,270,270.92/1,752,928.50 = 718,974.81/x
  3. Step 3: Cross multiply
    1,270,270.92x = 1,752,928.50 × 718,974.81
  4. Step 4: Simplify right side
    1,270,270.92x = 1,260,311,435,231.09
  5. Step 5: Solve for x
    x = 1,260,311,435,231.09/1,270,270.92
  6. Step 6: Final answer
    x = 992,159.56

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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.