Finding the Fourth Proportional to 3,682,861.68, 5,082,604.56 and 2,232,618.24
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Solution
The fourth proportional to 3,682,861.68, 5,082,604.56 and 2,232,618.24 is: 3,081,168.02
Step by Step Solution
- Step 1: Write the proportion equation
3,682,861.68 : 5,082,604.56 = 2,232,618.24 : x - Step 2: Convert to fraction form
3,682,861.68/5,082,604.56 = 2,232,618.24/x - Step 3: Cross multiply
3,682,861.68x = 5,082,604.56 × 2,232,618.24 - Step 4: Simplify right side
3,682,861.68x = 11,347,515,647,363.17 - Step 5: Solve for x
x = 11,347,515,647,363.17/3,682,861.68 - Step 6: Final answer
x = 3,081,168.02
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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.