Finding the Fourth Proportional to 1,876,687.94, 2,589,759.97 and 1,017,229.74
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Solution
The fourth proportional to 1,876,687.94, 2,589,759.97 and 1,017,229.74 is: 1,403,739.44
Step by Step Solution
- Step 1: Write the proportion equation
1,876,687.94 : 2,589,759.97 = 1,017,229.74 : x - Step 2: Convert to fraction form
1,876,687.94/2,589,759.97 = 1,017,229.74/x - Step 3: Cross multiply
1,876,687.94x = 2,589,759.97 × 1,017,229.74 - Step 4: Simplify right side
1,876,687.94x = 2,634,380,866,119.19 - Step 5: Solve for x
x = 2,634,380,866,119.19/1,876,687.94 - Step 6: Final answer
x = 1,403,739.44
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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.