Finding the Fourth Proportional to 4,622,310.32, 6,378,554.84 and 2,529,107.46
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Solution
The fourth proportional to 4,622,310.32, 6,378,554.84 and 2,529,107.46 is: 3,490,040.59
Step by Step Solution
- Step 1: Write the proportion equation
4,622,310.32 : 6,378,554.84 = 2,529,107.46 : x - Step 2: Convert to fraction form
4,622,310.32/6,378,554.84 = 2,529,107.46/x - Step 3: Cross multiply
4,622,310.32x = 6,378,554.84 × 2,529,107.46 - Step 4: Simplify right side
4,622,310.32x = 16,132,050,617,217.57 - Step 5: Solve for x
x = 16,132,050,617,217.57/4,622,310.32 - Step 6: Final answer
x = 3,490,040.59
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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.