Finding the Fourth Proportional to 4,857,399.40, 7,288,172.70 and 2,331,754.60
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Solution
The fourth proportional to 4,857,399.40, 7,288,172.70 and 2,331,754.60 is: 3,498,627.31
Step by Step Solution
- Step 1: Write the proportion equation
4,857,399.40 : 7,288,172.70 = 2,331,754.60 : x - Step 2: Convert to fraction form
4,857,399.40/7,288,172.70 = 2,331,754.60/x - Step 3: Cross multiply
4,857,399.40x = 7,288,172.70 × 2,331,754.60 - Step 4: Simplify right side
4,857,399.40x = 16,994,230,218,819.42 - Step 5: Solve for x
x = 16,994,230,218,819.42/4,857,399.40 - Step 6: Final answer
x = 3,498,627.31
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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.