Finding the Fourth Proportional to 1,342,571.97, 2,013,863.37 and 543,868.62
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Solution
The fourth proportional to 1,342,571.97, 2,013,863.37 and 543,868.62 is: 815,805.12
Step by Step Solution
- Step 1: Write the proportion equation
1,342,571.97 : 2,013,863.37 = 543,868.62 : x - Step 2: Convert to fraction form
1,342,571.97/2,013,863.37 = 543,868.62/x - Step 3: Cross multiply
1,342,571.97x = 2,013,863.37 × 543,868.62 - Step 4: Simplify right side
1,342,571.97x = 1,095,277,091,910.45 - Step 5: Solve for x
x = 1,095,277,091,910.45/1,342,571.97 - Step 6: Final answer
x = 815,805.12
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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.