Finding the Fourth Proportional to 2,203,350.21, 3,040,644.29 and 1,286,151.57
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Solution
The fourth proportional to 2,203,350.21, 3,040,644.29 and 1,286,151.57 is: 1,774,901.42
Step by Step Solution
- Step 1: Write the proportion equation
2,203,350.21 : 3,040,644.29 = 1,286,151.57 : x - Step 2: Convert to fraction form
2,203,350.21/3,040,644.29 = 1,286,151.57/x - Step 3: Cross multiply
2,203,350.21x = 3,040,644.29 × 1,286,151.57 - Step 4: Simplify right side
2,203,350.21x = 3,910,729,420,964.28 - Step 5: Solve for x
x = 3,910,729,420,964.28/2,203,350.21 - Step 6: Final answer
x = 1,774,901.42
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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.