Finding the Fourth Proportional to 3,951,907.84, 5,453,631.75 and 2,141,071.84
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Solution
The fourth proportional to 3,951,907.84, 5,453,631.75 and 2,141,071.84 is: 2,954,678.56
Step by Step Solution
- Step 1: Write the proportion equation
3,951,907.84 : 5,453,631.75 = 2,141,071.84 : x - Step 2: Convert to fraction form
3,951,907.84/5,453,631.75 = 2,141,071.84/x - Step 3: Cross multiply
3,951,907.84x = 5,453,631.75 × 2,141,071.84 - Step 4: Simplify right side
3,951,907.84x = 11,676,617,365,654.92 - Step 5: Solve for x
x = 11,676,617,365,654.92/3,951,907.84 - Step 6: Final answer
x = 2,954,678.56
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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.