Finding the Fourth Proportional to 3,489,704.80, 5,234,557.92 and 1,093,548.96
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Solution
The fourth proportional to 3,489,704.80, 5,234,557.92 and 1,093,548.96 is: 1,640,323.67
Step by Step Solution
- Step 1: Write the proportion equation
3,489,704.80 : 5,234,557.92 = 1,093,548.96 : x - Step 2: Convert to fraction form
3,489,704.80/5,234,557.92 = 1,093,548.96/x - Step 3: Cross multiply
3,489,704.80x = 5,234,557.92 × 1,093,548.96 - Step 4: Simplify right side
3,489,704.80x = 5,724,245,369,475.76 - Step 5: Solve for x
x = 5,724,245,369,475.76/3,489,704.80 - Step 6: Final answer
x = 1,640,323.67
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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.