Home / 1,330,229.80-1,835,724.53-726,617.80

Finding the Fourth Proportional to 1,330,229.80, 1,835,724.53 and 726,617.80

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Solution

The fourth proportional to 1,330,229.80, 1,835,724.53 and 726,617.80 is: 1,002,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,229.80 : 1,835,724.53 = 726,617.80 : x
  2. Step 2: Convert to fraction form
    1,330,229.80/1,835,724.53 = 726,617.80/x
  3. Step 3: Cross multiply
    1,330,229.80x = 1,835,724.53 × 726,617.80
  4. Step 4: Simplify right side
    1,330,229.80x = 1,333,870,119,394.63
  5. Step 5: Solve for x
    x = 1,333,870,119,394.63/1,330,229.80
  6. Step 6: Final answer
    x = 1,002,736.61

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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.