Finding the Fourth Proportional to 3,682,378.33, 5,081,839.70 and 2,050,785.68
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Solution
The fourth proportional to 3,682,378.33, 5,081,839.70 and 2,050,785.68 is: 2,830,172.00
Step by Step Solution
- Step 1: Write the proportion equation
3,682,378.33 : 5,081,839.70 = 2,050,785.68 : x - Step 2: Convert to fraction form
3,682,378.33/5,081,839.70 = 2,050,785.68/x - Step 3: Cross multiply
3,682,378.33x = 5,081,839.70 × 2,050,785.68 - Step 4: Simplify right side
3,682,378.33x = 10,421,764,049,152.37 - Step 5: Solve for x
x = 10,421,764,049,152.37/3,682,378.33 - Step 6: Final answer
x = 2,830,172.00
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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.