Home / 1,305,651.96-1,801,929.12-732,694.38

Finding the Fourth Proportional to 1,305,651.96, 1,801,929.12 and 732,694.38

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Solution

The fourth proportional to 1,305,651.96, 1,801,929.12 and 732,694.38 is: 1,011,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,651.96 : 1,801,929.12 = 732,694.38 : x
  2. Step 2: Convert to fraction form
    1,305,651.96/1,801,929.12 = 732,694.38/x
  3. Step 3: Cross multiply
    1,305,651.96x = 1,801,929.12 × 732,694.38
  4. Step 4: Simplify right side
    1,305,651.96x = 1,320,263,339,382.35
  5. Step 5: Solve for x
    x = 1,320,263,339,382.35/1,305,651.96
  6. Step 6: Final answer
    x = 1,011,190.87

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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.