Finding the Fourth Proportional to 5,082,724.62, 7,014,791.97 and 2,906,965.80
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Solution
The fourth proportional to 5,082,724.62, 7,014,791.97 and 2,906,965.80 is: 4,011,974.26
Step by Step Solution
- Step 1: Write the proportion equation
5,082,724.62 : 7,014,791.97 = 2,906,965.80 : x - Step 2: Convert to fraction form
5,082,724.62/7,014,791.97 = 2,906,965.80/x - Step 3: Cross multiply
5,082,724.62x = 7,014,791.97 × 2,906,965.80 - Step 4: Simplify right side
5,082,724.62x = 20,391,760,350,904.62 - Step 5: Solve for x
x = 20,391,760,350,904.62/5,082,724.62 - Step 6: Final answer
x = 4,011,974.26
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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.