Finding the Fourth Proportional to 3,902,450.52, 5,384,739.26 and 2,451,112.14
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Solution
The fourth proportional to 3,902,450.52, 5,384,739.26 and 2,451,112.14 is: 3,382,131.23
Step by Step Solution
- Step 1: Write the proportion equation
3,902,450.52 : 5,384,739.26 = 2,451,112.14 : x - Step 2: Convert to fraction form
3,902,450.52/5,384,739.26 = 2,451,112.14/x - Step 3: Cross multiply
3,902,450.52x = 5,384,739.26 × 2,451,112.14 - Step 4: Simplify right side
3,902,450.52x = 13,198,599,770,920.62 - Step 5: Solve for x
x = 13,198,599,770,920.62/3,902,450.52 - Step 6: Final answer
x = 3,382,131.23
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.