Finding the Fourth Proportional to 4,079,451.42, 5,629,781.07 and 2,244,046.14
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Solution
The fourth proportional to 4,079,451.42, 5,629,781.07 and 2,244,046.14 is: 3,096,859.65
Step by Step Solution
- Step 1: Write the proportion equation
4,079,451.42 : 5,629,781.07 = 2,244,046.14 : x - Step 2: Convert to fraction form
4,079,451.42/5,629,781.07 = 2,244,046.14/x - Step 3: Cross multiply
4,079,451.42x = 5,629,781.07 × 2,244,046.14 - Step 4: Simplify right side
4,079,451.42x = 12,633,488,479,178.57 - Step 5: Solve for x
x = 12,633,488,479,178.57/4,079,451.42 - Step 6: Final answer
x = 3,096,859.65
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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.