Finding the Fourth Proportional to 3,759,833.31, 5,188,576.55 and 2,040,954.99
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Solution
The fourth proportional to 3,759,833.31, 5,188,576.55 and 2,040,954.99 is: 2,816,521.46
Step by Step Solution
- Step 1: Write the proportion equation
3,759,833.31 : 5,188,576.55 = 2,040,954.99 : x - Step 2: Convert to fraction form
3,759,833.31/5,188,576.55 = 2,040,954.99/x - Step 3: Cross multiply
3,759,833.31x = 5,188,576.55 × 2,040,954.99 - Step 4: Simplify right side
3,759,833.31x = 10,589,651,200,719.48 - Step 5: Solve for x
x = 10,589,651,200,719.48/3,759,833.31 - Step 6: Final answer
x = 2,816,521.46
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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.