Finding the Fourth Proportional to 3,291,912.55, 4,936,843.86 and 1,161,497.53
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Solution
The fourth proportional to 3,291,912.55, 4,936,843.86 and 1,161,497.53 is: 1,741,884.65
Step by Step Solution
- Step 1: Write the proportion equation
3,291,912.55 : 4,936,843.86 = 1,161,497.53 : x - Step 2: Convert to fraction form
3,291,912.55/4,936,843.86 = 1,161,497.53/x - Step 3: Cross multiply
3,291,912.55x = 4,936,843.86 × 1,161,497.53 - Step 4: Simplify right side
3,291,912.55x = 5,734,131,949,385.67 - Step 5: Solve for x
x = 5,734,131,949,385.67/3,291,912.55 - Step 6: Final answer
x = 1,741,884.65
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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.