Finding the Fourth Proportional to 3,858,583.96, 5,790,117.97 and 1,728,668.09
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Solution
The fourth proportional to 3,858,583.96, 5,790,117.97 and 1,728,668.09 is: 2,594,006.58
Step by Step Solution
- Step 1: Write the proportion equation
3,858,583.96 : 5,790,117.97 = 1,728,668.09 : x - Step 2: Convert to fraction form
3,858,583.96/5,790,117.97 = 1,728,668.09/x - Step 3: Cross multiply
3,858,583.96x = 5,790,117.97 × 1,728,668.09 - Step 4: Simplify right side
3,858,583.96x = 10,009,192,172,074.58 - Step 5: Solve for x
x = 10,009,192,172,074.58/3,858,583.96 - Step 6: Final answer
x = 2,594,006.58
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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.