Finding the Fourth Proportional to 4,135,811.40, 6,203,717.10 and 2,010,047.40
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Solution
The fourth proportional to 4,135,811.40, 6,203,717.10 and 2,010,047.40 is: 3,015,071.10
Step by Step Solution
- Step 1: Write the proportion equation
4,135,811.40 : 6,203,717.10 = 2,010,047.40 : x - Step 2: Convert to fraction form
4,135,811.40/6,203,717.10 = 2,010,047.40/x - Step 3: Cross multiply
4,135,811.40x = 6,203,717.10 × 2,010,047.40 - Step 4: Simplify right side
4,135,811.40x = 12,469,765,427,190.54 - Step 5: Solve for x
x = 12,469,765,427,190.54/4,135,811.40 - Step 6: Final answer
x = 3,015,071.10
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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.