Finding the Fourth Proportional to 2,930,086.22, 4,394,198.23 and 2,738,817.54
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Solution
The fourth proportional to 2,930,086.22, 4,394,198.23 and 2,738,817.54 is: 4,107,355.99
Step by Step Solution
- Step 1: Write the proportion equation
2,930,086.22 : 4,394,198.23 = 2,738,817.54 : x - Step 2: Convert to fraction form
2,930,086.22/4,394,198.23 = 2,738,817.54/x - Step 3: Cross multiply
2,930,086.22x = 4,394,198.23 × 2,738,817.54 - Step 4: Simplify right side
2,930,086.22x = 12,034,907,179,713.91 - Step 5: Solve for x
x = 12,034,907,179,713.91/2,930,086.22 - Step 6: Final answer
x = 4,107,355.99
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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.