Finding the Fourth Proportional to 2,192,806.63, 3,289,435.53 and 827,730.15
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Solution
The fourth proportional to 2,192,806.63, 3,289,435.53 and 827,730.15 is: 1,241,680.38
Step by Step Solution
- Step 1: Write the proportion equation
2,192,806.63 : 3,289,435.53 = 827,730.15 : x - Step 2: Convert to fraction form
2,192,806.63/3,289,435.53 = 827,730.15/x - Step 3: Cross multiply
2,192,806.63x = 3,289,435.53 × 827,730.15 - Step 4: Simplify right side
2,192,806.63x = 2,722,764,964,662.23 - Step 5: Solve for x
x = 2,722,764,964,662.23/2,192,806.63 - Step 6: Final answer
x = 1,241,680.38
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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.