Finding the Fourth Proportional to 5,182,697.75, 7,775,540.87 and 1,588,995.05
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Solution
The fourth proportional to 5,182,697.75, 7,775,540.87 and 1,588,995.05 is: 2,383,950.70
Step by Step Solution
- Step 1: Write the proportion equation
5,182,697.75 : 7,775,540.87 = 1,588,995.05 : x - Step 2: Convert to fraction form
5,182,697.75/7,775,540.87 = 1,588,995.05/x - Step 3: Cross multiply
5,182,697.75x = 7,775,540.87 × 1,588,995.05 - Step 4: Simplify right side
5,182,697.75x = 12,355,295,906,680.01 - Step 5: Solve for x
x = 12,355,295,906,680.01/5,182,697.75 - Step 6: Final answer
x = 2,383,950.70
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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.