Finding the Fourth Proportional to 2,102,704.64, 2,901,733.95 and 1,135,834.92
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Solution
The fourth proportional to 2,102,704.64, 2,901,733.95 and 1,135,834.92 is: 1,567,453.03
Step by Step Solution
- Step 1: Write the proportion equation
2,102,704.64 : 2,901,733.95 = 1,135,834.92 : x - Step 2: Convert to fraction form
2,102,704.64/2,901,733.95 = 1,135,834.92/x - Step 3: Cross multiply
2,102,704.64x = 2,901,733.95 × 1,135,834.92 - Step 4: Simplify right side
2,102,704.64x = 3,295,890,748,959.53 - Step 5: Solve for x
x = 3,295,890,748,959.53/2,102,704.64 - Step 6: Final answer
x = 1,567,453.03
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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.