Finding the Fourth Proportional to 4,923,668.61, 6,794,769.67 and 2,718,524.09
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Solution
The fourth proportional to 4,923,668.61, 6,794,769.67 and 2,718,524.09 is: 3,751,622.32
Step by Step Solution
- Step 1: Write the proportion equation
4,923,668.61 : 6,794,769.67 = 2,718,524.09 : x - Step 2: Convert to fraction form
4,923,668.61/6,794,769.67 = 2,718,524.09/x - Step 3: Cross multiply
4,923,668.61x = 6,794,769.67 × 2,718,524.09 - Step 4: Simplify right side
4,923,668.61x = 18,471,745,044,086.96 - Step 5: Solve for x
x = 18,471,745,044,086.96/4,923,668.61 - Step 6: Final answer
x = 3,751,622.32
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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.