Finding the Fourth Proportional to 3,047,244.26, 4,205,105.94 and 1,670,540.84
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Solution
The fourth proportional to 3,047,244.26, 4,205,105.94 and 1,670,540.84 is: 2,305,296.40
Step by Step Solution
- Step 1: Write the proportion equation
3,047,244.26 : 4,205,105.94 = 1,670,540.84 : x - Step 2: Convert to fraction form
3,047,244.26/4,205,105.94 = 1,670,540.84/x - Step 3: Cross multiply
3,047,244.26x = 4,205,105.94 × 1,670,540.84 - Step 4: Simplify right side
3,047,244.26x = 7,024,801,209,296.59 - Step 5: Solve for x
x = 7,024,801,209,296.59/3,047,244.26 - Step 6: Final answer
x = 2,305,296.40
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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.