Finding the Fourth Proportional to 3,313,674.28, 4,971,555.42 and 1,183,711.24
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Solution
The fourth proportional to 3,313,674.28, 4,971,555.42 and 1,183,711.24 is: 1,775,939.80
Step by Step Solution
- Step 1: Write the proportion equation
3,313,674.28 : 4,971,555.42 = 1,183,711.24 : x - Step 2: Convert to fraction form
3,313,674.28/4,971,555.42 = 1,183,711.24/x - Step 3: Cross multiply
3,313,674.28x = 4,971,555.42 × 1,183,711.24 - Step 4: Simplify right side
3,313,674.28x = 5,884,886,030,936.92 - Step 5: Solve for x
x = 5,884,886,030,936.92/3,313,674.28 - Step 6: Final answer
x = 1,775,939.80
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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.