Finding the Fourth Proportional to 4,540,571.34, 6,812,517.76 and 2,112,882.42
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Solution
The fourth proportional to 4,540,571.34, 6,812,517.76 and 2,112,882.42 is: 3,170,096.44
Step by Step Solution
- Step 1: Write the proportion equation
4,540,571.34 : 6,812,517.76 = 2,112,882.42 : x - Step 2: Convert to fraction form
4,540,571.34/6,812,517.76 = 2,112,882.42/x - Step 3: Cross multiply
4,540,571.34x = 6,812,517.76 × 2,112,882.42 - Step 4: Simplify right side
4,540,571.34x = 14,394,049,030,418.01 - Step 5: Solve for x
x = 14,394,049,030,418.01/4,540,571.34 - Step 6: Final answer
x = 3,170,096.44
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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.