Finding the Fourth Proportional to 2,313,476.92, 3,192,614.22 and 1,347,170.68
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Solution
The fourth proportional to 2,313,476.92, 3,192,614.22 and 1,347,170.68 is: 1,859,104.90
Step by Step Solution
- Step 1: Write the proportion equation
2,313,476.92 : 3,192,614.22 = 1,347,170.68 : x - Step 2: Convert to fraction form
2,313,476.92/3,192,614.22 = 1,347,170.68/x - Step 3: Cross multiply
2,313,476.92x = 3,192,614.22 × 1,347,170.68 - Step 4: Simplify right side
2,313,476.92x = 4,300,996,269,735.07 - Step 5: Solve for x
x = 4,300,996,269,735.07/2,313,476.92 - Step 6: Final answer
x = 1,859,104.90
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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.