Home / 1,010,707.20-1,515,040.20-504,489.60

Finding the Fourth Proportional to 1,010,707.20, 1,515,040.20 and 504,489.60

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Solution

The fourth proportional to 1,010,707.20, 1,515,040.20 and 504,489.60 is: 756,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,707.20 : 1,515,040.20 = 504,489.60 : x
  2. Step 2: Convert to fraction form
    1,010,707.20/1,515,040.20 = 504,489.60/x
  3. Step 3: Cross multiply
    1,010,707.20x = 1,515,040.20 × 504,489.60
  4. Step 4: Simplify right side
    1,010,707.20x = 764,322,024,481.92
  5. Step 5: Solve for x
    x = 764,322,024,481.92/1,010,707.20
  6. Step 6: Final answer
    x = 756,224.97

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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.