Finding the Fourth Proportional to 4,365,915.67, 5,981,325.81 and 4,202,282.19
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Solution
The fourth proportional to 4,365,915.67, 5,981,325.81 and 4,202,282.19 is: 5,757,147.14
Step by Step Solution
- Step 1: Write the proportion equation
4,365,915.67 : 5,981,325.81 = 4,202,282.19 : x - Step 2: Convert to fraction form
4,365,915.67/5,981,325.81 = 4,202,282.19/x - Step 3: Cross multiply
4,365,915.67x = 5,981,325.81 × 4,202,282.19 - Step 4: Simplify right side
4,365,915.67x = 25,135,218,894,043.69 - Step 5: Solve for x
x = 25,135,218,894,043.69/4,365,915.67 - Step 6: Final answer
x = 5,757,147.14
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.