Finding the Fourth Proportional to 2,450,857.80, 3,676,286.70 and 744,997.80
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Solution
The fourth proportional to 2,450,857.80, 3,676,286.70 and 744,997.80 is: 1,117,496.70
Step by Step Solution
- Step 1: Write the proportion equation
2,450,857.80 : 3,676,286.70 = 744,997.80 : x - Step 2: Convert to fraction form
2,450,857.80/3,676,286.70 = 744,997.80/x - Step 3: Cross multiply
2,450,857.80x = 3,676,286.70 × 744,997.80 - Step 4: Simplify right side
2,450,857.80x = 2,738,825,503,669.26 - Step 5: Solve for x
x = 2,738,825,503,669.26/2,450,857.80 - Step 6: Final answer
x = 1,117,496.70
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1.5x scale
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.