Finding the Fourth Proportional to 2,987,736.96, 4,479,174.26 and 937,343.48
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Solution
The fourth proportional to 2,987,736.96, 4,479,174.26 and 937,343.48 is: 1,405,252.49
Step by Step Solution
- Step 1: Write the proportion equation
2,987,736.96 : 4,479,174.26 = 937,343.48 : x - Step 2: Convert to fraction form
2,987,736.96/4,479,174.26 = 937,343.48/x - Step 3: Cross multiply
2,987,736.96x = 4,479,174.26 × 937,343.48 - Step 4: Simplify right side
2,987,736.96x = 4,198,524,788,394.83 - Step 5: Solve for x
x = 4,198,524,788,394.83/2,987,736.96 - Step 6: Final answer
x = 1,405,252.49
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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.