Finding the Fourth Proportional to 2,321,356.70, 3,198,202.70 and 1,796,261.96
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Solution
The fourth proportional to 2,321,356.70, 3,198,202.70 and 1,796,261.96 is: 2,474,763.94
Step by Step Solution
- Step 1: Write the proportion equation
2,321,356.70 : 3,198,202.70 = 1,796,261.96 : x - Step 2: Convert to fraction form
2,321,356.70/3,198,202.70 = 1,796,261.96/x - Step 3: Cross multiply
2,321,356.70x = 3,198,202.70 × 1,796,261.96 - Step 4: Simplify right side
2,321,356.70x = 5,744,809,850,379.29 - Step 5: Solve for x
x = 5,744,809,850,379.29/2,321,356.70 - Step 6: Final answer
x = 2,474,763.94
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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.