Finding the Fourth Proportional to 4,049,907.40, 6,067,862.70 and 2,629,232.20
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Solution
The fourth proportional to 4,049,907.40, 6,067,862.70 and 2,629,232.20 is: 3,939,304.88
Step by Step Solution
- Step 1: Write the proportion equation
4,049,907.40 : 6,067,862.70 = 2,629,232.20 : x - Step 2: Convert to fraction form
4,049,907.40/6,067,862.70 = 2,629,232.20/x - Step 3: Cross multiply
4,049,907.40x = 6,067,862.70 × 2,629,232.20 - Step 4: Simplify right side
4,049,907.40x = 15,953,819,996,018.94 - Step 5: Solve for x
x = 15,953,819,996,018.94/4,049,907.40 - Step 6: Final answer
x = 3,939,304.88
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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.