Finding the Fourth Proportional to 3,844,704.56, 5,305,480.35 and 2,125,711.70
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Solution
The fourth proportional to 3,844,704.56, 5,305,480.35 and 2,125,711.70 is: 2,933,364.96
Step by Step Solution
- Step 1: Write the proportion equation
3,844,704.56 : 5,305,480.35 = 2,125,711.70 : x - Step 2: Convert to fraction form
3,844,704.56/5,305,480.35 = 2,125,711.70/x - Step 3: Cross multiply
3,844,704.56x = 5,305,480.35 × 2,125,711.70 - Step 4: Simplify right side
3,844,704.56x = 11,277,921,654,115.10 - Step 5: Solve for x
x = 11,277,921,654,115.10/3,844,704.56 - Step 6: Final answer
x = 2,933,364.96
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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.