Finding the Fourth Proportional to 2,136,859.80, 3,202,568.10 and 873,259.80
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Solution
The fourth proportional to 2,136,859.80, 3,202,568.10 and 873,259.80 is: 1,308,777.48
Step by Step Solution
- Step 1: Write the proportion equation
2,136,859.80 : 3,202,568.10 = 873,259.80 : x - Step 2: Convert to fraction form
2,136,859.80/3,202,568.10 = 873,259.80/x - Step 3: Cross multiply
2,136,859.80x = 3,202,568.10 × 873,259.80 - Step 4: Simplify right side
2,136,859.80x = 2,796,673,978,492.38 - Step 5: Solve for x
x = 2,796,673,978,492.38/2,136,859.80 - Step 6: Final answer
x = 1,308,777.48
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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.