Finding the Fourth Proportional to 2,082,414.24, 3,120,056.55 and 1,136,449.26
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Solution
The fourth proportional to 2,082,414.24, 3,120,056.55 and 1,136,449.26 is: 1,702,728.44
Step by Step Solution
- Step 1: Write the proportion equation
2,082,414.24 : 3,120,056.55 = 1,136,449.26 : x - Step 2: Convert to fraction form
2,082,414.24/3,120,056.55 = 1,136,449.26/x - Step 3: Cross multiply
2,082,414.24x = 3,120,056.55 × 1,136,449.26 - Step 4: Simplify right side
2,082,414.24x = 3,545,785,957,405.65 - Step 5: Solve for x
x = 3,545,785,957,405.65/2,082,414.24 - Step 6: Final answer
x = 1,702,728.44
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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.