Finding the Fourth Proportional to 3,786,114.74, 5,224,798.73 and 2,067,229.94
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Solution
The fourth proportional to 3,786,114.74, 5,224,798.73 and 2,067,229.94 is: 2,852,755.69
Step by Step Solution
- Step 1: Write the proportion equation
3,786,114.74 : 5,224,798.73 = 2,067,229.94 : x - Step 2: Convert to fraction form
3,786,114.74/5,224,798.73 = 2,067,229.94/x - Step 3: Cross multiply
3,786,114.74x = 5,224,798.73 × 2,067,229.94 - Step 4: Simplify right side
3,786,114.74x = 10,800,860,365,129.98 - Step 5: Solve for x
x = 10,800,860,365,129.98/3,786,114.74 - Step 6: Final answer
x = 2,852,755.69
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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.