Finding the Fourth Proportional to 2,380,173.53, 3,286,041.21 and 1,450,231.97
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Solution
The fourth proportional to 2,380,173.53, 3,286,041.21 and 1,450,231.97 is: 2,002,174.19
Step by Step Solution
- Step 1: Write the proportion equation
2,380,173.53 : 3,286,041.21 = 1,450,231.97 : x - Step 2: Convert to fraction form
2,380,173.53/3,286,041.21 = 1,450,231.97/x - Step 3: Cross multiply
2,380,173.53x = 3,286,041.21 × 1,450,231.97 - Step 4: Simplify right side
2,380,173.53x = 4,765,522,001,049.28 - Step 5: Solve for x
x = 4,765,522,001,049.28/2,380,173.53 - Step 6: Final answer
x = 2,002,174.19
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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.