Home / 1,207,571.01-1,811,245.45-408,761.25

Finding the Fourth Proportional to 1,207,571.01, 1,811,245.45 and 408,761.25

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Solution

The fourth proportional to 1,207,571.01, 1,811,245.45 and 408,761.25 is: 613,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,571.01 : 1,811,245.45 = 408,761.25 : x
  2. Step 2: Convert to fraction form
    1,207,571.01/1,811,245.45 = 408,761.25/x
  3. Step 3: Cross multiply
    1,207,571.01x = 1,811,245.45 × 408,761.25
  4. Step 4: Simplify right side
    1,207,571.01x = 740,366,954,198.81
  5. Step 5: Solve for x
    x = 740,366,954,198.81/1,207,571.01
  6. Step 6: Final answer
    x = 613,104.28

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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.