Finding the Fourth Proportional to 2,756,770.37, 4,135,414.85 and 811,500.22
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Solution
The fourth proportional to 2,756,770.37, 4,135,414.85 and 811,500.22 is: 1,217,326.66
Step by Step Solution
- Step 1: Write the proportion equation
2,756,770.37 : 4,135,414.85 = 811,500.22 : x - Step 2: Convert to fraction form
2,756,770.37/4,135,414.85 = 811,500.22/x - Step 3: Cross multiply
2,756,770.37x = 4,135,414.85 × 811,500.22 - Step 4: Simplify right side
2,756,770.37x = 3,355,890,060,566.27 - Step 5: Solve for x
x = 3,355,890,060,566.27/2,756,770.37 - Step 6: Final answer
x = 1,217,326.66
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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.