Finding the Fourth Proportional to 4,168,198.24, 6,252,180.72 and 1,328,480.80
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Solution
The fourth proportional to 4,168,198.24, 6,252,180.72 and 1,328,480.80 is: 1,992,684.02
Step by Step Solution
- Step 1: Write the proportion equation
4,168,198.24 : 6,252,180.72 = 1,328,480.80 : x - Step 2: Convert to fraction form
4,168,198.24/6,252,180.72 = 1,328,480.80/x - Step 3: Cross multiply
4,168,198.24x = 6,252,180.72 × 1,328,480.80 - Step 4: Simplify right side
4,168,198.24x = 8,305,902,044,650.18 - Step 5: Solve for x
x = 8,305,902,044,650.18/4,168,198.24 - Step 6: Final answer
x = 1,992,684.02
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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.