Finding the Fourth Proportional to 5,741,680.91, 8,612,235.03 and 2,147,183.60
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Solution
The fourth proportional to 5,741,680.91, 8,612,235.03 and 2,147,183.60 is: 3,220,668.32
Step by Step Solution
- Step 1: Write the proportion equation
5,741,680.91 : 8,612,235.03 = 2,147,183.60 : x - Step 2: Convert to fraction form
5,741,680.91/8,612,235.03 = 2,147,183.60/x - Step 3: Cross multiply
5,741,680.91x = 8,612,235.03 × 2,147,183.60 - Step 4: Simplify right side
5,741,680.91x = 18,492,049,845,344.04 - Step 5: Solve for x
x = 18,492,049,845,344.04/5,741,680.91 - Step 6: Final answer
x = 3,220,668.32
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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.