Finding the Fourth Proportional to 5,419,440.82, 8,132,310.52 and 2,427,624.82
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Solution
The fourth proportional to 5,419,440.82, 8,132,310.52 and 2,427,624.82 is: 3,642,847.95
Step by Step Solution
- Step 1: Write the proportion equation
5,419,440.82 : 8,132,310.52 = 2,427,624.82 : x - Step 2: Convert to fraction form
5,419,440.82/8,132,310.52 = 2,427,624.82/x - Step 3: Cross multiply
5,419,440.82x = 8,132,310.52 × 2,427,624.82 - Step 4: Simplify right side
5,419,440.82x = 19,742,198,862,299.11 - Step 5: Solve for x
x = 19,742,198,862,299.11/5,419,440.82 - Step 6: Final answer
x = 3,642,847.95
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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.