Finding the Fourth Proportional to 3,686,022.28, 5,086,734.36 and 2,054,533.24
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Solution
The fourth proportional to 3,686,022.28, 5,086,734.36 and 2,054,533.24 is: 2,835,269.03
Step by Step Solution
- Step 1: Write the proportion equation
3,686,022.28 : 5,086,734.36 = 2,054,533.24 : x - Step 2: Convert to fraction form
3,686,022.28/5,086,734.36 = 2,054,533.24/x - Step 3: Cross multiply
3,686,022.28x = 5,086,734.36 × 2,054,533.24 - Step 4: Simplify right side
3,686,022.28x = 10,450,864,825,670.13 - Step 5: Solve for x
x = 10,450,864,825,670.13/3,686,022.28 - Step 6: Final answer
x = 2,835,269.03
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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.