Finding the Fourth Proportional to 2,313,609.80, 3,474,561.90 and 1,683,235.40
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Solution
The fourth proportional to 2,313,609.80, 3,474,561.90 and 1,683,235.40 is: 2,527,870.34
Step by Step Solution
- Step 1: Write the proportion equation
2,313,609.80 : 3,474,561.90 = 1,683,235.40 : x - Step 2: Convert to fraction form
2,313,609.80/3,474,561.90 = 1,683,235.40/x - Step 3: Cross multiply
2,313,609.80x = 3,474,561.90 × 1,683,235.40 - Step 4: Simplify right side
2,313,609.80x = 5,848,505,589,571.26 - Step 5: Solve for x
x = 5,848,505,589,571.26/2,313,609.80 - Step 6: Final answer
x = 2,527,870.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.