Finding the Fourth Proportional to 2,274,183.97, 3,138,649.08 and 1,294,361.23
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Solution
The fourth proportional to 2,274,183.97, 3,138,649.08 and 1,294,361.23 is: 1,786,375.13
Step by Step Solution
- Step 1: Write the proportion equation
2,274,183.97 : 3,138,649.08 = 1,294,361.23 : x - Step 2: Convert to fraction form
2,274,183.97/3,138,649.08 = 1,294,361.23/x - Step 3: Cross multiply
2,274,183.97x = 3,138,649.08 × 1,294,361.23 - Step 4: Simplify right side
2,274,183.97x = 4,062,545,683,727.17 - Step 5: Solve for x
x = 4,062,545,683,727.17/2,274,183.97 - Step 6: Final answer
x = 1,786,375.13
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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.