Finding the Fourth Proportional to 3,612,378.24, 5,419,771.90 and 2,402,723.74
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Solution
The fourth proportional to 3,612,378.24, 5,419,771.90 and 2,402,723.74 is: 3,604,886.79
Step by Step Solution
- Step 1: Write the proportion equation
3,612,378.24 : 5,419,771.90 = 2,402,723.74 : x - Step 2: Convert to fraction form
3,612,378.24/5,419,771.90 = 2,402,723.74/x - Step 3: Cross multiply
3,612,378.24x = 5,419,771.90 × 2,402,723.74 - Step 4: Simplify right side
3,612,378.24x = 13,022,214,609,514.91 - Step 5: Solve for x
x = 13,022,214,609,514.91/3,612,378.24 - Step 6: Final answer
x = 3,604,886.79
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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.