Finding the Fourth Proportional to 4,237,979.19, 5,848,342.41 and 2,304,288.48
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Solution
The fourth proportional to 4,237,979.19, 5,848,342.41 and 2,304,288.48 is: 3,179,880.65
Step by Step Solution
- Step 1: Write the proportion equation
4,237,979.19 : 5,848,342.41 = 2,304,288.48 : x - Step 2: Convert to fraction form
4,237,979.19/5,848,342.41 = 2,304,288.48/x - Step 3: Cross multiply
4,237,979.19x = 5,848,342.41 × 2,304,288.48 - Step 4: Simplify right side
4,237,979.19x = 13,476,268,042,458.44 - Step 5: Solve for x
x = 13,476,268,042,458.44/4,237,979.19 - Step 6: Final answer
x = 3,179,880.65
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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.