Finding the Fourth Proportional to 1,904,198.12, 2,627,745.92 and 1,065,977.97
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Solution
The fourth proportional to 1,904,198.12, 2,627,745.92 and 1,065,977.97 is: 1,471,023.02
Step by Step Solution
- Step 1: Write the proportion equation
1,904,198.12 : 2,627,745.92 = 1,065,977.97 : x - Step 2: Convert to fraction form
1,904,198.12/2,627,745.92 = 1,065,977.97/x - Step 3: Cross multiply
1,904,198.12x = 2,627,745.92 × 1,065,977.97 - Step 4: Simplify right side
1,904,198.12x = 2,801,119,266,571.02 - Step 5: Solve for x
x = 2,801,119,266,571.02/1,904,198.12 - Step 6: Final answer
x = 1,471,023.02
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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.