Finding the Fourth Proportional to 3,405,292.29, 5,107,790.79 and 846,453.11
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Solution
The fourth proportional to 3,405,292.29, 5,107,790.79 and 846,453.11 is: 1,269,642.96
Step by Step Solution
- Step 1: Write the proportion equation
3,405,292.29 : 5,107,790.79 = 846,453.11 : x - Step 2: Convert to fraction form
3,405,292.29/5,107,790.79 = 846,453.11/x - Step 3: Cross multiply
3,405,292.29x = 5,107,790.79 × 846,453.11 - Step 4: Simplify right side
3,405,292.29x = 4,323,505,373,885.90 - Step 5: Solve for x
x = 4,323,505,373,885.90/3,405,292.29 - Step 6: Final answer
x = 1,269,642.96
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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.