Finding the Fourth Proportional to 3,843,836.44, 5,304,088.38 and 2,124,679.48
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Solution
The fourth proportional to 3,843,836.44, 5,304,088.38 and 2,124,679.48 is: 2,931,833.32
Step by Step Solution
- Step 1: Write the proportion equation
3,843,836.44 : 5,304,088.38 = 2,124,679.48 : x - Step 2: Convert to fraction form
3,843,836.44/5,304,088.38 = 2,124,679.48/x - Step 3: Cross multiply
3,843,836.44x = 5,304,088.38 × 2,124,679.48 - Step 4: Simplify right side
3,843,836.44x = 11,269,487,741,092.44 - Step 5: Solve for x
x = 11,269,487,741,092.44/3,843,836.44 - Step 6: Final answer
x = 2,931,833.32
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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.