Finding the Fourth Proportional to 2,668,236.42, 3,682,172.21 and 1,444,554.84
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Solution
The fourth proportional to 2,668,236.42, 3,682,172.21 and 1,444,554.84 is: 1,993,488.90
Step by Step Solution
- Step 1: Write the proportion equation
2,668,236.42 : 3,682,172.21 = 1,444,554.84 : x - Step 2: Convert to fraction form
2,668,236.42/3,682,172.21 = 1,444,554.84/x - Step 3: Cross multiply
2,668,236.42x = 3,682,172.21 × 1,444,554.84 - Step 4: Simplify right side
2,668,236.42x = 5,319,099,680,446.22 - Step 5: Solve for x
x = 5,319,099,680,446.22/2,668,236.42 - Step 6: Final answer
x = 1,993,488.90
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1.5x scale
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.