Finding the Fourth Proportional to 3,816,861.08, 5,267,207.92 and 2,097,944.68
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Solution
The fourth proportional to 3,816,861.08, 5,267,207.92 and 2,097,944.68 is: 2,895,130.48
Step by Step Solution
- Step 1: Write the proportion equation
3,816,861.08 : 5,267,207.92 = 2,097,944.68 : x - Step 2: Convert to fraction form
3,816,861.08/5,267,207.92 = 2,097,944.68/x - Step 3: Cross multiply
3,816,861.08x = 5,267,207.92 × 2,097,944.68 - Step 4: Simplify right side
3,816,861.08x = 11,050,310,834,217.87 - Step 5: Solve for x
x = 11,050,310,834,217.87/3,816,861.08 - Step 6: Final answer
x = 2,895,130.48
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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.