Home / 1,270,735.04-1,753,606.44-726,879.90

Finding the Fourth Proportional to 1,270,735.04, 1,753,606.44 and 726,879.90

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Solution

The fourth proportional to 1,270,735.04, 1,753,606.44 and 726,879.90 is: 1,003,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,735.04 : 1,753,606.44 = 726,879.90 : x
  2. Step 2: Convert to fraction form
    1,270,735.04/1,753,606.44 = 726,879.90/x
  3. Step 3: Cross multiply
    1,270,735.04x = 1,753,606.44 × 726,879.90
  4. Step 4: Simplify right side
    1,270,735.04x = 1,274,661,273,746.56
  5. Step 5: Solve for x
    x = 1,274,661,273,746.56/1,270,735.04
  6. Step 6: Final answer
    x = 1,003,089.73

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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.