Finding the Fourth Proportional to 2,004,337.85, 2,765,867.11 and 1,188,618.44
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Solution
The fourth proportional to 2,004,337.85, 2,765,867.11 and 1,188,618.44 is: 1,640,222.80
Step by Step Solution
- Step 1: Write the proportion equation
2,004,337.85 : 2,765,867.11 = 1,188,618.44 : x - Step 2: Convert to fraction form
2,004,337.85/2,765,867.11 = 1,188,618.44/x - Step 3: Cross multiply
2,004,337.85x = 2,765,867.11 × 1,188,618.44 - Step 4: Simplify right side
2,004,337.85x = 3,287,560,632,734.63 - Step 5: Solve for x
x = 3,287,560,632,734.63/2,004,337.85 - Step 6: Final answer
x = 1,640,222.80
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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.