Home / 1,028,105.56-1,541,242.82-488,028.63

Finding the Fourth Proportional to 1,028,105.56, 1,541,242.82 and 488,028.63

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Solution

The fourth proportional to 1,028,105.56, 1,541,242.82 and 488,028.63 is: 731,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,105.56 : 1,541,242.82 = 488,028.63 : x
  2. Step 2: Convert to fraction form
    1,028,105.56/1,541,242.82 = 488,028.63/x
  3. Step 3: Cross multiply
    1,028,105.56x = 1,541,242.82 × 488,028.63
  4. Step 4: Simplify right side
    1,028,105.56x = 752,170,623,162.01
  5. Step 5: Solve for x
    x = 752,170,623,162.01/1,028,105.56
  6. Step 6: Final answer
    x = 731,608.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.