Finding the Fourth Proportional to 4,131,609.75, 6,197,771.84 and 1,139,793.75
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Solution
The fourth proportional to 4,131,609.75, 6,197,771.84 and 1,139,793.75 is: 1,709,789.17
Step by Step Solution
- Step 1: Write the proportion equation
4,131,609.75 : 6,197,771.84 = 1,139,793.75 : x - Step 2: Convert to fraction form
4,131,609.75/6,197,771.84 = 1,139,793.75/x - Step 3: Cross multiply
4,131,609.75x = 6,197,771.84 × 1,139,793.75 - Step 4: Simplify right side
4,131,609.75x = 7,064,181,601,459.03 - Step 5: Solve for x
x = 7,064,181,601,459.03/4,131,609.75 - Step 6: Final answer
x = 1,709,789.17
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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.