Finding the Fourth Proportional to 2,855,944.80, 4,275,622.80 and 2,773,000.80
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Solution
The fourth proportional to 2,855,944.80, 4,275,622.80 and 2,773,000.80 is: 4,151,447.69
Step by Step Solution
- Step 1: Write the proportion equation
2,855,944.80 : 4,275,622.80 = 2,773,000.80 : x - Step 2: Convert to fraction form
2,855,944.80/4,275,622.80 = 2,773,000.80/x - Step 3: Cross multiply
2,855,944.80x = 4,275,622.80 × 2,773,000.80 - Step 4: Simplify right side
2,855,944.80x = 11,856,305,444,898.24 - Step 5: Solve for x
x = 11,856,305,444,898.24/2,855,944.80 - Step 6: Final answer
x = 4,151,447.69
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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.