Finding the Fourth Proportional to 4,039,231.20, 6,058,846.80 and 2,763,772.80
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Solution
The fourth proportional to 4,039,231.20, 6,058,846.80 and 2,763,772.80 is: 4,145,659.20
Step by Step Solution
- Step 1: Write the proportion equation
4,039,231.20 : 6,058,846.80 = 2,763,772.80 : x - Step 2: Convert to fraction form
4,039,231.20/6,058,846.80 = 2,763,772.80/x - Step 3: Cross multiply
4,039,231.20x = 6,058,846.80 × 2,763,772.80 - Step 4: Simplify right side
4,039,231.20x = 16,745,275,985,207.04 - Step 5: Solve for x
x = 16,745,275,985,207.04/4,039,231.20 - Step 6: Final answer
x = 4,145,659.20
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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.