Finding the Fourth Proportional to 2,378,537.87, 3,568,249.46 and 1,081,783.55
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Solution
The fourth proportional to 2,378,537.87, 3,568,249.46 and 1,081,783.55 is: 1,622,876.66
Step by Step Solution
- Step 1: Write the proportion equation
2,378,537.87 : 3,568,249.46 = 1,081,783.55 : x - Step 2: Convert to fraction form
2,378,537.87/3,568,249.46 = 1,081,783.55/x - Step 3: Cross multiply
2,378,537.87x = 3,568,249.46 × 1,081,783.55 - Step 4: Simplify right side
2,378,537.87x = 3,860,073,579,749.47 - Step 5: Solve for x
x = 3,860,073,579,749.47/2,378,537.87 - Step 6: Final answer
x = 1,622,876.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.