Finding the Fourth Proportional to 4,304,378.87, 5,940,311.48 and 2,370,638.94
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Solution
The fourth proportional to 4,304,378.87, 5,940,311.48 and 2,370,638.94 is: 3,271,629.69
Step by Step Solution
- Step 1: Write the proportion equation
4,304,378.87 : 5,940,311.48 = 2,370,638.94 : x - Step 2: Convert to fraction form
4,304,378.87/5,940,311.48 = 2,370,638.94/x - Step 3: Cross multiply
4,304,378.87x = 5,940,311.48 × 2,370,638.94 - Step 4: Simplify right side
4,304,378.87x = 14,082,333,710,217.03 - Step 5: Solve for x
x = 14,082,333,710,217.03/4,304,378.87 - Step 6: Final answer
x = 3,271,629.69
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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.