Finding the Fourth Proportional to 3,896,181.26, 5,376,549.92 and 2,177,286.74
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Solution
The fourth proportional to 3,896,181.26, 5,376,549.92 and 2,177,286.74 is: 3,004,554.99
Step by Step Solution
- Step 1: Write the proportion equation
3,896,181.26 : 5,376,549.92 = 2,177,286.74 : x - Step 2: Convert to fraction form
3,896,181.26/5,376,549.92 = 2,177,286.74/x - Step 3: Cross multiply
3,896,181.26x = 5,376,549.92 × 2,177,286.74 - Step 4: Simplify right side
3,896,181.26x = 11,706,290,847,764.06 - Step 5: Solve for x
x = 11,706,290,847,764.06/3,896,181.26 - Step 6: Final answer
x = 3,004,554.99
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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.