Finding the Fourth Proportional to 3,048,121.80, 4,261,771.80 and 3,048,121.80
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Solution
The fourth proportional to 3,048,121.80, 4,261,771.80 and 3,048,121.80 is: 4,261,771.80
Step by Step Solution
- Step 1: Write the proportion equation
3,048,121.80 : 4,261,771.80 = 3,048,121.80 : x - Step 2: Convert to fraction form
3,048,121.80/4,261,771.80 = 3,048,121.80/x - Step 3: Cross multiply
3,048,121.80x = 4,261,771.80 × 3,048,121.80 - Step 4: Simplify right side
3,048,121.80x = 12,990,399,530,205.24 - Step 5: Solve for x
x = 12,990,399,530,205.24/3,048,121.80 - Step 6: Final answer
x = 4,261,771.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.