Finding the Fourth Proportional to 3,405,427.74, 5,107,993.80 and 846,589.14
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Solution
The fourth proportional to 3,405,427.74, 5,107,993.80 and 846,589.14 is: 1,269,846.96
Step by Step Solution
- Step 1: Write the proportion equation
3,405,427.74 : 5,107,993.80 = 846,589.14 : x - Step 2: Convert to fraction form
3,405,427.74/5,107,993.80 = 846,589.14/x - Step 3: Cross multiply
3,405,427.74x = 5,107,993.80 × 846,589.14 - Step 4: Simplify right side
3,405,427.74x = 4,324,372,078,267.33 - Step 5: Solve for x
x = 4,324,372,078,267.33/3,405,427.74 - Step 6: Final answer
x = 1,269,846.96
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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.