Finding the Fourth Proportional to 5,561,082.99, 8,342,524.50 and 1,722,003.12
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Solution
The fourth proportional to 5,561,082.99, 8,342,524.50 and 1,722,003.12 is: 2,583,283.37
Step by Step Solution
- Step 1: Write the proportion equation
5,561,082.99 : 8,342,524.50 = 1,722,003.12 : x - Step 2: Convert to fraction form
5,561,082.99/8,342,524.50 = 1,722,003.12/x - Step 3: Cross multiply
5,561,082.99x = 8,342,524.50 × 1,722,003.12 - Step 4: Simplify right side
5,561,082.99x = 14,365,853,217,676.44 - Step 5: Solve for x
x = 14,365,853,217,676.44/5,561,082.99 - Step 6: Final answer
x = 2,583,283.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.