Finding the Fourth Proportional to 4,269,704.75, 5,894,755.28 and 2,640,296.80
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Solution
The fourth proportional to 4,269,704.75, 5,894,755.28 and 2,640,296.80 is: 3,645,194.32
Step by Step Solution
- Step 1: Write the proportion equation
4,269,704.75 : 5,894,755.28 = 2,640,296.80 : x - Step 2: Convert to fraction form
4,269,704.75/5,894,755.28 = 2,640,296.80/x - Step 3: Cross multiply
4,269,704.75x = 5,894,755.28 × 2,640,296.80 - Step 4: Simplify right side
4,269,704.75x = 15,563,903,502,567.10 - Step 5: Solve for x
x = 15,563,903,502,567.10/4,269,704.75 - Step 6: Final answer
x = 3,645,194.32
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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.