Finding the Fourth Proportional to 5,608,213.82, 8,408,951.43 and 2,192,432.07
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Solution
The fourth proportional to 5,608,213.82, 8,408,951.43 and 2,192,432.07 is: 3,287,330.94
Step by Step Solution
- Step 1: Write the proportion equation
5,608,213.82 : 8,408,951.43 = 2,192,432.07 : x - Step 2: Convert to fraction form
5,608,213.82/8,408,951.43 = 2,192,432.07/x - Step 3: Cross multiply
5,608,213.82x = 8,408,951.43 × 2,192,432.07 - Step 4: Simplify right side
5,608,213.82x = 18,436,054,790,204.36 - Step 5: Solve for x
x = 18,436,054,790,204.36/5,608,213.82 - Step 6: Final answer
x = 3,287,330.94
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1.5x scale
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.