Finding the Fourth Proportional to 5,305,245.14, 7,322,013.56 and 2,982,328.97
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Solution
The fourth proportional to 5,305,245.14, 7,322,013.56 and 2,982,328.97 is: 4,116,049.79
Step by Step Solution
- Step 1: Write the proportion equation
5,305,245.14 : 7,322,013.56 = 2,982,328.97 : x - Step 2: Convert to fraction form
5,305,245.14/7,322,013.56 = 2,982,328.97/x - Step 3: Cross multiply
5,305,245.14x = 7,322,013.56 × 2,982,328.97 - Step 4: Simplify right side
5,305,245.14x = 21,836,653,129,566.59 - Step 5: Solve for x
x = 21,836,653,129,566.59/5,305,245.14 - Step 6: Final answer
x = 4,116,049.79
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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.