Finding the Fourth Proportional to 3,679,716.96, 5,519,187.18 and 984,314.25
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Solution
The fourth proportional to 3,679,716.96, 5,519,187.18 and 984,314.25 is: 1,476,367.52
Step by Step Solution
- Step 1: Write the proportion equation
3,679,716.96 : 5,519,187.18 = 984,314.25 : x - Step 2: Convert to fraction form
3,679,716.96/5,519,187.18 = 984,314.25/x - Step 3: Cross multiply
3,679,716.96x = 5,519,187.18 × 984,314.25 - Step 4: Simplify right side
3,679,716.96x = 5,432,614,589,691.31 - Step 5: Solve for x
x = 5,432,614,589,691.31/3,679,716.96 - Step 6: Final answer
x = 1,476,367.52
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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.