Home / 1,515,999.78-2,273,238.99-504,765.54

Finding the Fourth Proportional to 1,515,999.78, 2,273,238.99 and 504,765.54

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Solution

The fourth proportional to 1,515,999.78, 2,273,238.99 and 504,765.54 is: 756,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,999.78 : 2,273,238.99 = 504,765.54 : x
  2. Step 2: Convert to fraction form
    1,515,999.78/2,273,238.99 = 504,765.54/x
  3. Step 3: Cross multiply
    1,515,999.78x = 2,273,238.99 × 504,765.54
  4. Step 4: Simplify right side
    1,515,999.78x = 1,147,452,706,336.40
  5. Step 5: Solve for x
    x = 1,147,452,706,336.40/1,515,999.78
  6. Step 6: Final answer
    x = 756,895.03

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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.