Finding the Fourth Proportional to 4,491,920.04, 6,198,849.67 and 2,558,360.54
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Solution
The fourth proportional to 4,491,920.04, 6,198,849.67 and 2,558,360.54 is: 3,530,537.55
Step by Step Solution
- Step 1: Write the proportion equation
4,491,920.04 : 6,198,849.67 = 2,558,360.54 : x - Step 2: Convert to fraction form
4,491,920.04/6,198,849.67 = 2,558,360.54/x - Step 3: Cross multiply
4,491,920.04x = 6,198,849.67 × 2,558,360.54 - Step 4: Simplify right side
4,491,920.04x = 15,858,892,389,120.02 - Step 5: Solve for x
x = 15,858,892,389,120.02/4,491,920.04 - Step 6: Final answer
x = 3,530,537.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.