Finding the Fourth Proportional to 2,815,201.14, 3,882,469.14 and 2,195,160
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Solution
The fourth proportional to 2,815,201.14, 3,882,469.14 and 2,195,160 is: 3,027,364.84
Step by Step Solution
- Step 1: Write the proportion equation
2,815,201.14 : 3,882,469.14 = 2,195,160 : x - Step 2: Convert to fraction form
2,815,201.14/3,882,469.14 = 2,195,160/x - Step 3: Cross multiply
2,815,201.14x = 3,882,469.14 × 2,195,160 - Step 4: Simplify right side
2,815,201.14x = 8,522,640,957,362.40 - Step 5: Solve for x
x = 8,522,640,957,362.40/2,815,201.14 - Step 6: Final answer
x = 3,027,364.84
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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.