Finding the Fourth Proportional to 3,770,785.09, 5,655,447.42 and 1,465,273.99
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Solution
The fourth proportional to 3,770,785.09, 5,655,447.42 and 1,465,273.99 is: 2,197,627.23
Step by Step Solution
- Step 1: Write the proportion equation
3,770,785.09 : 5,655,447.42 = 1,465,273.99 : x - Step 2: Convert to fraction form
3,770,785.09/5,655,447.42 = 1,465,273.99/x - Step 3: Cross multiply
3,770,785.09x = 5,655,447.42 × 1,465,273.99 - Step 4: Simplify right side
3,770,785.09x = 8,286,780,006,338.61 - Step 5: Solve for x
x = 8,286,780,006,338.61/3,770,785.09 - Step 6: Final answer
x = 2,197,627.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.