Finding the Fourth Proportional to 3,206,613.36, 4,425,212.52 and 1,811,063.08
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Solution
The fourth proportional to 3,206,613.36, 4,425,212.52 and 1,811,063.08 is: 2,499,315.67
Step by Step Solution
- Step 1: Write the proportion equation
3,206,613.36 : 4,425,212.52 = 1,811,063.08 : x - Step 2: Convert to fraction form
3,206,613.36/4,425,212.52 = 1,811,063.08/x - Step 3: Cross multiply
3,206,613.36x = 4,425,212.52 × 1,811,063.08 - Step 4: Simplify right side
3,206,613.36x = 8,014,339,016,125.76 - Step 5: Solve for x
x = 8,014,339,016,125.76/3,206,613.36 - Step 6: Final answer
x = 2,499,315.67
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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.