Finding the Fourth Proportional to 4,727,093.11, 6,523,299.90 and 2,891,416.57
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Solution
The fourth proportional to 4,727,093.11, 6,523,299.90 and 2,891,416.57 is: 3,990,100.68
Step by Step Solution
- Step 1: Write the proportion equation
4,727,093.11 : 6,523,299.90 = 2,891,416.57 : x - Step 2: Convert to fraction form
4,727,093.11/6,523,299.90 = 2,891,416.57/x - Step 3: Cross multiply
4,727,093.11x = 6,523,299.90 × 2,891,416.57 - Step 4: Simplify right side
4,727,093.11x = 18,861,577,405,631.09 - Step 5: Solve for x
x = 18,861,577,405,631.09/4,727,093.11 - Step 6: Final answer
x = 3,990,100.68
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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.