Finding the Fourth Proportional to 3,455,791.12, 5,183,095.92 and 930,855.88
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Solution
The fourth proportional to 3,455,791.12, 5,183,095.92 and 930,855.88 is: 1,396,124.69
Step by Step Solution
- Step 1: Write the proportion equation
3,455,791.12 : 5,183,095.92 = 930,855.88 : x - Step 2: Convert to fraction form
3,455,791.12/5,183,095.92 = 930,855.88/x - Step 3: Cross multiply
3,455,791.12x = 5,183,095.92 × 930,855.88 - Step 4: Simplify right side
3,455,791.12x = 4,824,715,313,736.01 - Step 5: Solve for x
x = 4,824,715,313,736.01/3,455,791.12 - Step 6: Final answer
x = 1,396,124.69
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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.