Finding the Fourth Proportional to 4,161,910.16, 5,743,902.28 and 2,351,190.80
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Solution
The fourth proportional to 4,161,910.16, 5,743,902.28 and 2,351,190.80 is: 3,244,906.71
Step by Step Solution
- Step 1: Write the proportion equation
4,161,910.16 : 5,743,902.28 = 2,351,190.80 : x - Step 2: Convert to fraction form
4,161,910.16/5,743,902.28 = 2,351,190.80/x - Step 3: Cross multiply
4,161,910.16x = 5,743,902.28 × 2,351,190.80 - Step 4: Simplify right side
4,161,910.16x = 13,505,010,196,835.02 - Step 5: Solve for x
x = 13,505,010,196,835.02/4,161,910.16 - Step 6: Final answer
x = 3,244,906.71
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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.