Finding the Fourth Proportional to 2,040,276.42, 2,815,535.97 and 1,180,819.44
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Solution
The fourth proportional to 2,040,276.42, 2,815,535.97 and 1,180,819.44 is: 1,629,504.50
Step by Step Solution
- Step 1: Write the proportion equation
2,040,276.42 : 2,815,535.97 = 1,180,819.44 : x - Step 2: Convert to fraction form
2,040,276.42/2,815,535.97 = 1,180,819.44/x - Step 3: Cross multiply
2,040,276.42x = 2,815,535.97 × 1,180,819.44 - Step 4: Simplify right side
2,040,276.42x = 3,324,639,607,395.26 - Step 5: Solve for x
x = 3,324,639,607,395.26/2,040,276.42 - Step 6: Final answer
x = 1,629,504.50
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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.