Home / 1,313,791.16-1,969,811.67-472,233.56

Finding the Fourth Proportional to 1,313,791.16, 1,969,811.67 and 472,233.56

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Solution

The fourth proportional to 1,313,791.16, 1,969,811.67 and 472,233.56 is: 708,035.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,791.16 : 1,969,811.67 = 472,233.56 : x
  2. Step 2: Convert to fraction form
    1,313,791.16/1,969,811.67 = 472,233.56/x
  3. Step 3: Cross multiply
    1,313,791.16x = 1,969,811.67 × 472,233.56
  4. Step 4: Simplify right side
    1,313,791.16x = 930,211,177,453.65
  5. Step 5: Solve for x
    x = 930,211,177,453.65/1,313,791.16
  6. Step 6: Final answer
    x = 708,035.80

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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.