Finding the Fourth Proportional to 3,741,512.40, 5,163,161.40 and 2,365,596.72
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Solution
The fourth proportional to 3,741,512.40, 5,163,161.40 and 2,365,596.72 is: 3,264,443.99
Step by Step Solution
- Step 1: Write the proportion equation
3,741,512.40 : 5,163,161.40 = 2,365,596.72 : x - Step 2: Convert to fraction form
3,741,512.40/5,163,161.40 = 2,365,596.72/x - Step 3: Cross multiply
3,741,512.40x = 5,163,161.40 × 2,365,596.72 - Step 4: Simplify right side
3,741,512.40x = 12,213,957,672,670.61 - Step 5: Solve for x
x = 12,213,957,672,670.61/3,741,512.40 - Step 6: Final answer
x = 3,264,443.99
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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.