Finding the Fourth Proportional to 3,949,504.97, 5,450,337 and 2,207,203.43
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Solution
The fourth proportional to 3,949,504.97, 5,450,337 and 2,207,203.43 is: 3,045,951.99
Step by Step Solution
- Step 1: Write the proportion equation
3,949,504.97 : 5,450,337 = 2,207,203.43 : x - Step 2: Convert to fraction form
3,949,504.97/5,450,337 = 2,207,203.43/x - Step 3: Cross multiply
3,949,504.97x = 5,450,337 × 2,207,203.43 - Step 4: Simplify right side
3,949,504.97x = 12,030,002,493,804.22 - Step 5: Solve for x
x = 12,030,002,493,804.22/3,949,504.97 - Step 6: Final answer
x = 3,045,951.99
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1.5x scale
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.