Finding the Fourth Proportional to 3,315,175.20, 4,969,846.80 and 2,246,752.80
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Solution
The fourth proportional to 3,315,175.20, 4,969,846.80 and 2,246,752.80 is: 3,368,152.98
Step by Step Solution
- Step 1: Write the proportion equation
3,315,175.20 : 4,969,846.80 = 2,246,752.80 : x - Step 2: Convert to fraction form
3,315,175.20/4,969,846.80 = 2,246,752.80/x - Step 3: Cross multiply
3,315,175.20x = 4,969,846.80 × 2,246,752.80 - Step 4: Simplify right side
3,315,175.20x = 11,166,017,213,471.04 - Step 5: Solve for x
x = 11,166,017,213,471.04/3,315,175.20 - Step 6: Final answer
x = 3,368,152.98
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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.