Finding the Fourth Proportional to 3,301,382.36, 4,555,954.20 and 1,994,452.70
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Solution
The fourth proportional to 3,301,382.36, 4,555,954.20 and 1,994,452.70 is: 2,752,372.84
Step by Step Solution
- Step 1: Write the proportion equation
3,301,382.36 : 4,555,954.20 = 1,994,452.70 : x - Step 2: Convert to fraction form
3,301,382.36/4,555,954.20 = 1,994,452.70/x - Step 3: Cross multiply
3,301,382.36x = 4,555,954.20 × 1,994,452.70 - Step 4: Simplify right side
3,301,382.36x = 9,086,635,141,560.59 - Step 5: Solve for x
x = 9,086,635,141,560.59/3,301,382.36 - Step 6: Final answer
x = 2,752,372.84
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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.