Finding the Fourth Proportional to 3,608,362.11, 5,406,785.67 and 2,644,349.94
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Solution
The fourth proportional to 3,608,362.11, 5,406,785.67 and 2,644,349.94 is: 3,962,305.59
Step by Step Solution
- Step 1: Write the proportion equation
3,608,362.11 : 5,406,785.67 = 2,644,349.94 : x - Step 2: Convert to fraction form
3,608,362.11/5,406,785.67 = 2,644,349.94/x - Step 3: Cross multiply
3,608,362.11x = 5,406,785.67 × 2,644,349.94 - Step 4: Simplify right side
3,608,362.11x = 14,297,433,362,057.36 - Step 5: Solve for x
x = 14,297,433,362,057.36/3,608,362.11 - Step 6: Final answer
x = 3,962,305.59
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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.