Finding the Fourth Proportional to 3,199,664.70, 4,802,121.45 and 3,094,688.70
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Solution
The fourth proportional to 3,199,664.70, 4,802,121.45 and 3,094,688.70 is: 4,644,571.35
Step by Step Solution
- Step 1: Write the proportion equation
3,199,664.70 : 4,802,121.45 = 3,094,688.70 : x - Step 2: Convert to fraction form
3,199,664.70/4,802,121.45 = 3,094,688.70/x - Step 3: Cross multiply
3,199,664.70x = 4,802,121.45 × 3,094,688.70 - Step 4: Simplify right side
3,199,664.70x = 14,861,070,987,342.62 - Step 5: Solve for x
x = 14,861,070,987,342.62/3,199,664.70 - Step 6: Final answer
x = 4,644,571.35
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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.