Finding the Fourth Proportional to 3,362,754.99, 4,640,704.02 and 1,912,658.97
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Solution
The fourth proportional to 3,362,754.99, 4,640,704.02 and 1,912,658.97 is: 2,639,527.47
Step by Step Solution
- Step 1: Write the proportion equation
3,362,754.99 : 4,640,704.02 = 1,912,658.97 : x - Step 2: Convert to fraction form
3,362,754.99/4,640,704.02 = 1,912,658.97/x - Step 3: Cross multiply
3,362,754.99x = 4,640,704.02 × 1,912,658.97 - Step 4: Simplify right side
3,362,754.99x = 8,876,084,170,968.06 - Step 5: Solve for x
x = 8,876,084,170,968.06/3,362,754.99 - Step 6: Final answer
x = 2,639,527.47
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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.