Finding the Fourth Proportional to 2,880,244.11, 3,974,884.88 and 1,591,074.03
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Solution
The fourth proportional to 2,880,244.11, 3,974,884.88 and 1,591,074.03 is: 2,195,763.92
Step by Step Solution
- Step 1: Write the proportion equation
2,880,244.11 : 3,974,884.88 = 1,591,074.03 : x - Step 2: Convert to fraction form
2,880,244.11/3,974,884.88 = 1,591,074.03/x - Step 3: Cross multiply
2,880,244.11x = 3,974,884.88 × 1,591,074.03 - Step 4: Simplify right side
2,880,244.11x = 6,324,336,096,852.30 - Step 5: Solve for x
x = 6,324,336,096,852.30/2,880,244.11 - Step 6: Final answer
x = 2,195,763.92
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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.