Finding the Fourth Proportional to 3,029,133.97, 4,179,914.44 and 1,670,919.49
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Solution
The fourth proportional to 3,029,133.97, 4,179,914.44 and 1,670,919.49 is: 2,305,708.69
Step by Step Solution
- Step 1: Write the proportion equation
3,029,133.97 : 4,179,914.44 = 1,670,919.49 : x - Step 2: Convert to fraction form
3,029,133.97/4,179,914.44 = 1,670,919.49/x - Step 3: Cross multiply
3,029,133.97x = 4,179,914.44 × 1,670,919.49 - Step 4: Simplify right side
3,029,133.97x = 6,984,300,504,328.44 - Step 5: Solve for x
x = 6,984,300,504,328.44/3,029,133.97 - Step 6: Final answer
x = 2,305,708.69
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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.