Finding the Fourth Proportional to 3,682,532.36, 5,080,134.48 and 2,861,114.94
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Solution
The fourth proportional to 3,682,532.36, 5,080,134.48 and 2,861,114.94 is: 3,946,971.06
Step by Step Solution
- Step 1: Write the proportion equation
3,682,532.36 : 5,080,134.48 = 2,861,114.94 : x - Step 2: Convert to fraction form
3,682,532.36/5,080,134.48 = 2,861,114.94/x - Step 3: Cross multiply
3,682,532.36x = 5,080,134.48 × 2,861,114.94 - Step 4: Simplify right side
3,682,532.36x = 14,534,848,647,207.95 - Step 5: Solve for x
x = 14,534,848,647,207.95/3,682,532.36 - Step 6: Final answer
x = 3,946,971.06
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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.