Finding the Fourth Proportional to 4,477,095.96, 6,178,212.18 and 2,439,861.72
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Solution
The fourth proportional to 4,477,095.96, 6,178,212.18 and 2,439,861.72 is: 3,366,910.95
Step by Step Solution
- Step 1: Write the proportion equation
4,477,095.96 : 6,178,212.18 = 2,439,861.72 : x - Step 2: Convert to fraction form
4,477,095.96/6,178,212.18 = 2,439,861.72/x - Step 3: Cross multiply
4,477,095.96x = 6,178,212.18 × 2,439,861.72 - Step 4: Simplify right side
4,477,095.96x = 15,073,983,396,019.75 - Step 5: Solve for x
x = 15,073,983,396,019.75/4,477,095.96 - Step 6: Final answer
x = 3,366,910.95
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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.