Finding the Fourth Proportional to 1,151,872.41, 1,588,843.83 and 699,163.41
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Solution
The fourth proportional to 1,151,872.41, 1,588,843.83 and 699,163.41 is: 964,396.28
Step by Step Solution
- Step 1: Write the proportion equation
1,151,872.41 : 1,588,843.83 = 699,163.41 : x - Step 2: Convert to fraction form
1,151,872.41/1,588,843.83 = 699,163.41/x - Step 3: Cross multiply
1,151,872.41x = 1,588,843.83 × 699,163.41 - Step 4: Simplify right side
1,151,872.41x = 1,110,861,470,140.26 - Step 5: Solve for x
x = 1,110,861,470,140.26/1,151,872.41 - Step 6: Final answer
x = 964,396.28
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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.