Finding the Fourth Proportional to 5,987,745.70, 8,981,618.55 and 2,956,563.70
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Solution
The fourth proportional to 5,987,745.70, 8,981,618.55 and 2,956,563.70 is: 4,434,845.55
Step by Step Solution
- Step 1: Write the proportion equation
5,987,745.70 : 8,981,618.55 = 2,956,563.70 : x - Step 2: Convert to fraction form
5,987,745.70/8,981,618.55 = 2,956,563.70/x - Step 3: Cross multiply
5,987,745.70x = 8,981,618.55 × 2,956,563.70 - Step 4: Simplify right side
5,987,745.70x = 26,554,727,372,176.64 - Step 5: Solve for x
x = 26,554,727,372,176.64/5,987,745.70 - Step 6: Final answer
x = 4,434,845.55
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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.