Finding the Fourth Proportional to 3,811,523.24, 5,259,912.36 and 2,092,755.08
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Solution
The fourth proportional to 3,811,523.24, 5,259,912.36 and 2,092,755.08 is: 2,888,007.66
Step by Step Solution
- Step 1: Write the proportion equation
3,811,523.24 : 5,259,912.36 = 2,092,755.08 : x - Step 2: Convert to fraction form
3,811,523.24/5,259,912.36 = 2,092,755.08/x - Step 3: Cross multiply
3,811,523.24x = 5,259,912.36 × 2,092,755.08 - Step 4: Simplify right side
3,811,523.24x = 11,007,708,311,744.79 - Step 5: Solve for x
x = 11,007,708,311,744.79/3,811,523.24 - Step 6: Final answer
x = 2,888,007.66
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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.