Finding the Fourth Proportional to 4,190,520.96, 6,285,755.52 and 1,198,704.96
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Solution
The fourth proportional to 4,190,520.96, 6,285,755.52 and 1,198,704.96 is: 1,798,050.03
Step by Step Solution
- Step 1: Write the proportion equation
4,190,520.96 : 6,285,755.52 = 1,198,704.96 : x - Step 2: Convert to fraction form
4,190,520.96/6,285,755.52 = 1,198,704.96/x - Step 3: Cross multiply
4,190,520.96x = 6,285,755.52 × 1,198,704.96 - Step 4: Simplify right side
4,190,520.96x = 7,534,766,319,171.38 - Step 5: Solve for x
x = 7,534,766,319,171.38/4,190,520.96 - Step 6: Final answer
x = 1,798,050.03
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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.