Finding the Fourth Proportional to 5,695,934.99, 7,860,361.64 and 3,082,437.18
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Solution
The fourth proportional to 5,695,934.99, 7,860,361.64 and 3,082,437.18 is: 4,253,747.81
Step by Step Solution
- Step 1: Write the proportion equation
5,695,934.99 : 7,860,361.64 = 3,082,437.18 : x - Step 2: Convert to fraction form
5,695,934.99/7,860,361.64 = 3,082,437.18/x - Step 3: Cross multiply
5,695,934.99x = 7,860,361.64 × 3,082,437.18 - Step 4: Simplify right side
5,695,934.99x = 24,229,070,951,969.59 - Step 5: Solve for x
x = 24,229,070,951,969.59/5,695,934.99 - Step 6: Final answer
x = 4,253,747.81
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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.