Finding the Fourth Proportional to 3,719,163.07, 5,132,573.52 and 2,065,338.01
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Solution
The fourth proportional to 3,719,163.07, 5,132,573.52 and 2,065,338.01 is: 2,850,237.80
Step by Step Solution
- Step 1: Write the proportion equation
3,719,163.07 : 5,132,573.52 = 2,065,338.01 : x - Step 2: Convert to fraction form
3,719,163.07/5,132,573.52 = 2,065,338.01/x - Step 3: Cross multiply
3,719,163.07x = 5,132,573.52 × 2,065,338.01 - Step 4: Simplify right side
3,719,163.07x = 10,600,499,179,975.49 - Step 5: Solve for x
x = 10,600,499,179,975.49/3,719,163.07 - Step 6: Final answer
x = 2,850,237.80
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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.