Finding the Fourth Proportional to 5,511,861.87, 8,267,258.20 and 1,673,717.57
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Solution
The fourth proportional to 5,511,861.87, 8,267,258.20 and 1,673,717.57 is: 2,510,414.02
Step by Step Solution
- Step 1: Write the proportion equation
5,511,861.87 : 8,267,258.20 = 1,673,717.57 : x - Step 2: Convert to fraction form
5,511,861.87/8,267,258.20 = 1,673,717.57/x - Step 3: Cross multiply
5,511,861.87x = 8,267,258.20 × 1,673,717.57 - Step 4: Simplify right side
5,511,861.87x = 13,837,055,305,066.57 - Step 5: Solve for x
x = 13,837,055,305,066.57/5,511,861.87 - Step 6: Final answer
x = 2,510,414.02
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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.