Finding the Fourth Proportional to 3,324,558.96, 4,987,121.40 and 1,049,474.70
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Solution
The fourth proportional to 3,324,558.96, 4,987,121.40 and 1,049,474.70 is: 1,574,301.37
Step by Step Solution
- Step 1: Write the proportion equation
3,324,558.96 : 4,987,121.40 = 1,049,474.70 : x - Step 2: Convert to fraction form
3,324,558.96/4,987,121.40 = 1,049,474.70/x - Step 3: Cross multiply
3,324,558.96x = 4,987,121.40 × 1,049,474.70 - Step 4: Simplify right side
3,324,558.96x = 5,233,857,735,128.58 - Step 5: Solve for x
x = 5,233,857,735,128.58/3,324,558.96 - Step 6: Final answer
x = 1,574,301.37
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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.