Finding the Fourth Proportional to 3,366,989.75, 4,647,202.71 and 2,204,760.98
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Solution
The fourth proportional to 3,366,989.75, 4,647,202.71 and 2,204,760.98 is: 3,043,065.75
Step by Step Solution
- Step 1: Write the proportion equation
3,366,989.75 : 4,647,202.71 = 2,204,760.98 : x - Step 2: Convert to fraction form
3,366,989.75/4,647,202.71 = 2,204,760.98/x - Step 3: Cross multiply
3,366,989.75x = 4,647,202.71 × 2,204,760.98 - Step 4: Simplify right side
3,366,989.75x = 10,245,971,178,367.89 - Step 5: Solve for x
x = 10,245,971,178,367.89/3,366,989.75 - Step 6: Final answer
x = 3,043,065.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.