Finding the Fourth Proportional to 3,614,072.62, 5,419,365.09 and 2,098,137.19
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Solution
The fourth proportional to 3,614,072.62, 5,419,365.09 and 2,098,137.19 is: 3,146,193.40
Step by Step Solution
- Step 1: Write the proportion equation
3,614,072.62 : 5,419,365.09 = 2,098,137.19 : x - Step 2: Convert to fraction form
3,614,072.62/5,419,365.09 = 2,098,137.19/x - Step 3: Cross multiply
3,614,072.62x = 5,419,365.09 × 2,098,137.19 - Step 4: Simplify right side
3,614,072.62x = 11,370,571,441,516.70 - Step 5: Solve for x
x = 11,370,571,441,516.70/3,614,072.62 - Step 6: Final answer
x = 3,146,193.40
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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.