Finding the Fourth Proportional to 4,324,287.70, 6,486,431.55 and 2,733,901.30
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Solution
The fourth proportional to 4,324,287.70, 6,486,431.55 and 2,733,901.30 is: 4,100,851.95
Step by Step Solution
- Step 1: Write the proportion equation
4,324,287.70 : 6,486,431.55 = 2,733,901.30 : x - Step 2: Convert to fraction form
4,324,287.70/6,486,431.55 = 2,733,901.30/x - Step 3: Cross multiply
4,324,287.70x = 6,486,431.55 × 2,733,901.30 - Step 4: Simplify right side
4,324,287.70x = 17,733,263,646,906.01 - Step 5: Solve for x
x = 17,733,263,646,906.01/4,324,287.70 - Step 6: Final answer
x = 4,100,851.95
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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.