Finding the Fourth Proportional to 3,821,863.08, 5,274,344.46 and 2,372,025.48
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Solution
The fourth proportional to 3,821,863.08, 5,274,344.46 and 2,372,025.48 is: 3,273,502.79
Step by Step Solution
- Step 1: Write the proportion equation
3,821,863.08 : 5,274,344.46 = 2,372,025.48 : x - Step 2: Convert to fraction form
3,821,863.08/5,274,344.46 = 2,372,025.48/x - Step 3: Cross multiply
3,821,863.08x = 5,274,344.46 × 2,372,025.48 - Step 4: Simplify right side
3,821,863.08x = 12,510,879,449,416.84 - Step 5: Solve for x
x = 12,510,879,449,416.84/3,821,863.08 - Step 6: Final answer
x = 3,273,502.79
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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.