Finding the Fourth Proportional to 3,100,156.08, 4,647,724.74 and 969,143.28
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Solution
The fourth proportional to 3,100,156.08, 4,647,724.74 and 969,143.28 is: 1,452,930.46
Step by Step Solution
- Step 1: Write the proportion equation
3,100,156.08 : 4,647,724.74 = 969,143.28 : x - Step 2: Convert to fraction form
3,100,156.08/4,647,724.74 = 969,143.28/x - Step 3: Cross multiply
3,100,156.08x = 4,647,724.74 × 969,143.28 - Step 4: Simplify right side
3,100,156.08x = 4,504,311,199,060.75 - Step 5: Solve for x
x = 4,504,311,199,060.75/3,100,156.08 - Step 6: Final answer
x = 1,452,930.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.