Finding the Fourth Proportional to 3,720,151.68, 5,578,811.10 and 2,204,262.42
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Solution
The fourth proportional to 3,720,151.68, 5,578,811.10 and 2,204,262.42 is: 3,305,554.37
Step by Step Solution
- Step 1: Write the proportion equation
3,720,151.68 : 5,578,811.10 = 2,204,262.42 : x - Step 2: Convert to fraction form
3,720,151.68/5,578,811.10 = 2,204,262.42/x - Step 3: Cross multiply
3,720,151.68x = 5,578,811.10 × 2,204,262.42 - Step 4: Simplify right side
3,720,151.68x = 12,297,163,656,008.86 - Step 5: Solve for x
x = 12,297,163,656,008.86/3,720,151.68 - Step 6: Final answer
x = 3,305,554.37
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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.