Finding the Fourth Proportional to 4,112,202.75, 5,674,818.96 and 2,251,584.50
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Solution
The fourth proportional to 4,112,202.75, 5,674,818.96 and 2,251,584.50 is: 3,107,175.20
Step by Step Solution
- Step 1: Write the proportion equation
4,112,202.75 : 5,674,818.96 = 2,251,584.50 : x - Step 2: Convert to fraction form
4,112,202.75/5,674,818.96 = 2,251,584.50/x - Step 3: Cross multiply
4,112,202.75x = 5,674,818.96 × 2,251,584.50 - Step 4: Simplify right side
4,112,202.75x = 12,777,334,382,268.03 - Step 5: Solve for x
x = 12,777,334,382,268.03/4,112,202.75 - Step 6: Final answer
x = 3,107,175.20
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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.