Finding the Fourth Proportional to 5,351,933.16, 7,385,672.61 and 2,904,544.62
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Solution
The fourth proportional to 5,351,933.16, 7,385,672.61 and 2,904,544.62 is: 4,008,274.21
Step by Step Solution
- Step 1: Write the proportion equation
5,351,933.16 : 7,385,672.61 = 2,904,544.62 : x - Step 2: Convert to fraction form
5,351,933.16/7,385,672.61 = 2,904,544.62/x - Step 3: Cross multiply
5,351,933.16x = 7,385,672.61 × 2,904,544.62 - Step 4: Simplify right side
5,351,933.16x = 21,452,015,644,456.86 - Step 5: Solve for x
x = 21,452,015,644,456.86/5,351,933.16 - Step 6: Final answer
x = 4,008,274.21
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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.