Finding the Fourth Proportional to 5,456,322.60, 8,202,198.60 and 3,869,872.80
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Solution
The fourth proportional to 5,456,322.60, 8,202,198.60 and 3,869,872.80 is: 5,817,373.27
Step by Step Solution
- Step 1: Write the proportion equation
5,456,322.60 : 8,202,198.60 = 3,869,872.80 : x - Step 2: Convert to fraction form
5,456,322.60/8,202,198.60 = 3,869,872.80/x - Step 3: Cross multiply
5,456,322.60x = 8,202,198.60 × 3,869,872.80 - Step 4: Simplify right side
5,456,322.60x = 31,741,465,262,338.08 - Step 5: Solve for x
x = 31,741,465,262,338.08/5,456,322.60 - Step 6: Final answer
x = 5,817,373.27
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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.