Finding the Fourth Proportional to 3,679,716.64, 5,519,186.64 and 984,313.84
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Solution
The fourth proportional to 3,679,716.64, 5,519,186.64 and 984,313.84 is: 1,476,366.89
Step by Step Solution
- Step 1: Write the proportion equation
3,679,716.64 : 5,519,186.64 = 984,313.84 : x - Step 2: Convert to fraction form
3,679,716.64/5,519,186.64 = 984,313.84/x - Step 3: Cross multiply
3,679,716.64x = 5,519,186.64 × 984,313.84 - Step 4: Simplify right side
3,679,716.64x = 5,432,611,795,295.10 - Step 5: Solve for x
x = 5,432,611,795,295.10/3,679,716.64 - Step 6: Final answer
x = 1,476,366.89
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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.