Finding the Fourth Proportional to 2,136,599.78, 3,202,685.13 and 1,336,043.84
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Solution
The fourth proportional to 2,136,599.78, 3,202,685.13 and 1,336,043.84 is: 2,002,680.98
Step by Step Solution
- Step 1: Write the proportion equation
2,136,599.78 : 3,202,685.13 = 1,336,043.84 : x - Step 2: Convert to fraction form
2,136,599.78/3,202,685.13 = 1,336,043.84/x - Step 3: Cross multiply
2,136,599.78x = 3,202,685.13 × 1,336,043.84 - Step 4: Simplify right side
2,136,599.78x = 4,278,927,739,396.10 - Step 5: Solve for x
x = 4,278,927,739,396.10/2,136,599.78 - Step 6: Final answer
x = 2,002,680.98
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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.