Finding the Fourth Proportional to 3,821,156.60, 5,273,195.88 and 2,102,240.18
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Solution
The fourth proportional to 3,821,156.60, 5,273,195.88 and 2,102,240.18 is: 2,901,091.32
Step by Step Solution
- Step 1: Write the proportion equation
3,821,156.60 : 5,273,195.88 = 2,102,240.18 : x - Step 2: Convert to fraction form
3,821,156.60/5,273,195.88 = 2,102,240.18/x - Step 3: Cross multiply
3,821,156.60x = 5,273,195.88 × 2,102,240.18 - Step 4: Simplify right side
3,821,156.60x = 11,085,524,255,946.46 - Step 5: Solve for x
x = 11,085,524,255,946.46/3,821,156.60 - Step 6: Final answer
x = 2,901,091.32
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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.