Finding the Fourth Proportional to 2,040,093.87, 2,815,155.99 and 1,180,707.36
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Solution
The fourth proportional to 2,040,093.87, 2,815,155.99 and 1,180,707.36 is: 1,629,275.71
Step by Step Solution
- Step 1: Write the proportion equation
2,040,093.87 : 2,815,155.99 = 1,180,707.36 : x - Step 2: Convert to fraction form
2,040,093.87/2,815,155.99 = 1,180,707.36/x - Step 3: Cross multiply
2,040,093.87x = 2,815,155.99 × 1,180,707.36 - Step 4: Simplify right side
2,040,093.87x = 3,323,875,396,941.09 - Step 5: Solve for x
x = 3,323,875,396,941.09/2,040,093.87 - Step 6: Final answer
x = 1,629,275.71
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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.