Finding the Fourth Proportional to 5,771,524.72, 7,964,938.56 and 3,193,163.56
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Solution
The fourth proportional to 5,771,524.72, 7,964,938.56 and 3,193,163.56 is: 4,406,695.42
Step by Step Solution
- Step 1: Write the proportion equation
5,771,524.72 : 7,964,938.56 = 3,193,163.56 : x - Step 2: Convert to fraction form
5,771,524.72/7,964,938.56 = 3,193,163.56/x - Step 3: Cross multiply
5,771,524.72x = 7,964,938.56 × 3,193,163.56 - Step 4: Simplify right side
5,771,524.72x = 25,433,351,567,430.87 - Step 5: Solve for x
x = 25,433,351,567,430.87/5,771,524.72 - Step 6: Final answer
x = 4,406,695.42
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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.