Finding the Fourth Proportional to 3,400,099.40, 5,100,143.63 and 2,331,902.99
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Solution
The fourth proportional to 3,400,099.40, 5,100,143.63 and 2,331,902.99 is: 3,497,850.73
Step by Step Solution
- Step 1: Write the proportion equation
3,400,099.40 : 5,100,143.63 = 2,331,902.99 : x - Step 2: Convert to fraction form
3,400,099.40/5,100,143.63 = 2,331,902.99/x - Step 3: Cross multiply
3,400,099.40x = 5,100,143.63 × 2,331,902.99 - Step 4: Simplify right side
3,400,099.40x = 11,893,040,143,066.22 - Step 5: Solve for x
x = 11,893,040,143,066.22/3,400,099.40 - Step 6: Final answer
x = 3,497,850.73
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1.5x scale
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.