Finding the Fourth Proportional to 2,324,869.08, 3,208,357.28 and 1,278,334.52
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Solution
The fourth proportional to 2,324,869.08, 3,208,357.28 and 1,278,334.52 is: 1,764,122.50
Step by Step Solution
- Step 1: Write the proportion equation
2,324,869.08 : 3,208,357.28 = 1,278,334.52 : x - Step 2: Convert to fraction form
2,324,869.08/3,208,357.28 = 1,278,334.52/x - Step 3: Cross multiply
2,324,869.08x = 3,208,357.28 × 1,278,334.52 - Step 4: Simplify right side
2,324,869.08x = 4,101,353,863,517.31 - Step 5: Solve for x
x = 4,101,353,863,517.31/2,324,869.08 - Step 6: Final answer
x = 1,764,122.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.