Finding the Fourth Proportional to 3,907,937.70, 5,861,906.55 and 2,414,945.70
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Solution
The fourth proportional to 3,907,937.70, 5,861,906.55 and 2,414,945.70 is: 3,622,418.55
Step by Step Solution
- Step 1: Write the proportion equation
3,907,937.70 : 5,861,906.55 = 2,414,945.70 : x - Step 2: Convert to fraction form
3,907,937.70/5,861,906.55 = 2,414,945.70/x - Step 3: Cross multiply
3,907,937.70x = 5,861,906.55 × 2,414,945.70 - Step 4: Simplify right side
3,907,937.70x = 14,156,186,016,724.34 - Step 5: Solve for x
x = 14,156,186,016,724.34/3,907,937.70 - Step 6: Final answer
x = 3,622,418.55
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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.