Home / 1,305,122.06-1,801,080.73-732,174.54

Finding the Fourth Proportional to 1,305,122.06, 1,801,080.73 and 732,174.54

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Solution

The fourth proportional to 1,305,122.06, 1,801,080.73 and 732,174.54 is: 1,010,407.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,122.06 : 1,801,080.73 = 732,174.54 : x
  2. Step 2: Convert to fraction form
    1,305,122.06/1,801,080.73 = 732,174.54/x
  3. Step 3: Cross multiply
    1,305,122.06x = 1,801,080.73 × 732,174.54
  4. Step 4: Simplify right side
    1,305,122.06x = 1,318,705,454,990.61
  5. Step 5: Solve for x
    x = 1,318,705,454,990.61/1,305,122.06
  6. Step 6: Final answer
    x = 1,010,407.76

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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.