Finding the Fourth Proportional to 3,700,182.62, 5,107,826.02 and 2,250,343.76
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Solution
The fourth proportional to 3,700,182.62, 5,107,826.02 and 2,250,343.76 is: 3,106,431.65
Step by Step Solution
- Step 1: Write the proportion equation
3,700,182.62 : 5,107,826.02 = 2,250,343.76 : x - Step 2: Convert to fraction form
3,700,182.62/5,107,826.02 = 2,250,343.76/x - Step 3: Cross multiply
3,700,182.62x = 5,107,826.02 × 2,250,343.76 - Step 4: Simplify right side
3,700,182.62x = 11,494,364,411,272.63 - Step 5: Solve for x
x = 11,494,364,411,272.63/3,700,182.62 - Step 6: Final answer
x = 3,106,431.65
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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.