Finding the Fourth Proportional to 5,595,249.18, 7,720,758.90 and 3,529,489.17
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Solution
The fourth proportional to 5,595,249.18, 7,720,758.90 and 3,529,489.17 is: 4,870,262.98
Step by Step Solution
- Step 1: Write the proportion equation
5,595,249.18 : 7,720,758.90 = 3,529,489.17 : x - Step 2: Convert to fraction form
5,595,249.18/7,720,758.90 = 3,529,489.17/x - Step 3: Cross multiply
5,595,249.18x = 7,720,758.90 × 3,529,489.17 - Step 4: Simplify right side
5,595,249.18x = 27,250,334,921,731.11 - Step 5: Solve for x
x = 27,250,334,921,731.11/5,595,249.18 - Step 6: Final answer
x = 4,870,262.98
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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.