Finding the Fourth Proportional to 3,320,638.44, 4,552,591.11 and 3,260,103.92
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Solution
The fourth proportional to 3,320,638.44, 4,552,591.11 and 3,260,103.92 is: 4,469,598.36
Step by Step Solution
- Step 1: Write the proportion equation
3,320,638.44 : 4,552,591.11 = 3,260,103.92 : x - Step 2: Convert to fraction form
3,320,638.44/4,552,591.11 = 3,260,103.92/x - Step 3: Cross multiply
3,320,638.44x = 4,552,591.11 × 3,260,103.92 - Step 4: Simplify right side
3,320,638.44x = 14,841,920,123,868.15 - Step 5: Solve for x
x = 14,841,920,123,868.15/3,320,638.44 - Step 6: Final answer
x = 4,469,598.36
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.