Finding the Fourth Proportional to 4,435,559.40, 6,121,151.69 and 2,601,340.62
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Solution
The fourth proportional to 4,435,559.40, 6,121,151.69 and 2,601,340.62 is: 3,589,896.81
Step by Step Solution
- Step 1: Write the proportion equation
4,435,559.40 : 6,121,151.69 = 2,601,340.62 : x - Step 2: Convert to fraction form
4,435,559.40/6,121,151.69 = 2,601,340.62/x - Step 3: Cross multiply
4,435,559.40x = 6,121,151.69 × 2,601,340.62 - Step 4: Simplify right side
4,435,559.40x = 15,923,200,519,371.94 - Step 5: Solve for x
x = 15,923,200,519,371.94/4,435,559.40 - Step 6: Final answer
x = 3,589,896.81
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1.5x scale
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.