Home / 1,305,052.52-1,801,055.22-732,129.80

Finding the Fourth Proportional to 1,305,052.52, 1,801,055.22 and 732,129.80

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Solution

The fourth proportional to 1,305,052.52, 1,801,055.22 and 732,129.80 is: 1,010,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,052.52 : 1,801,055.22 = 732,129.80 : x
  2. Step 2: Convert to fraction form
    1,305,052.52/1,801,055.22 = 732,129.80/x
  3. Step 3: Cross multiply
    1,305,052.52x = 1,801,055.22 × 732,129.80
  4. Step 4: Simplify right side
    1,305,052.52x = 1,318,606,198,007.56
  5. Step 5: Solve for x
    x = 1,318,606,198,007.56/1,305,052.52
  6. Step 6: Final answer
    x = 1,010,385.54

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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.