Finding the Fourth Proportional to 3,666,021.62, 5,499,406.96 and 1,269,861.80
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Solution
The fourth proportional to 3,666,021.62, 5,499,406.96 and 1,269,861.80 is: 1,904,922.43
Step by Step Solution
- Step 1: Write the proportion equation
3,666,021.62 : 5,499,406.96 = 1,269,861.80 : x - Step 2: Convert to fraction form
3,666,021.62/5,499,406.96 = 1,269,861.80/x - Step 3: Cross multiply
3,666,021.62x = 5,499,406.96 × 1,269,861.80 - Step 4: Simplify right side
3,666,021.62x = 6,983,486,821,158.13 - Step 5: Solve for x
x = 6,983,486,821,158.13/3,666,021.62 - Step 6: Final answer
x = 1,904,922.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.