Finding the Fourth Proportional to 4,846,505.20, 7,275,662.70 and 2,449,115.80
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Solution
The fourth proportional to 4,846,505.20, 7,275,662.70 and 2,449,115.80 is: 3,676,657.66
Step by Step Solution
- Step 1: Write the proportion equation
4,846,505.20 : 7,275,662.70 = 2,449,115.80 : x - Step 2: Convert to fraction form
4,846,505.20/7,275,662.70 = 2,449,115.80/x - Step 3: Cross multiply
4,846,505.20x = 7,275,662.70 × 2,449,115.80 - Step 4: Simplify right side
4,846,505.20x = 17,818,940,474,040.66 - Step 5: Solve for x
x = 17,818,940,474,040.66/4,846,505.20 - Step 6: Final answer
x = 3,676,657.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.