Finding the Fourth Proportional to 2,192,793.59, 3,289,415.97 and 827,717.12
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Solution
The fourth proportional to 2,192,793.59, 3,289,415.97 and 827,717.12 is: 1,241,660.83
Step by Step Solution
- Step 1: Write the proportion equation
2,192,793.59 : 3,289,415.97 = 827,717.12 : x - Step 2: Convert to fraction form
2,192,793.59/3,289,415.97 = 827,717.12/x - Step 3: Cross multiply
2,192,793.59x = 3,289,415.97 × 827,717.12 - Step 4: Simplify right side
2,192,793.59x = 2,722,705,896,723.33 - Step 5: Solve for x
x = 2,722,705,896,723.33/2,192,793.59 - Step 6: Final answer
x = 1,241,660.83
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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.