Finding the Fourth Proportional to 1,170,086.26, 1,755,129.38 and 283,622.26
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Solution
The fourth proportional to 1,170,086.26, 1,755,129.38 and 283,622.26 is: 425,433.39
Step by Step Solution
- Step 1: Write the proportion equation
1,170,086.26 : 1,755,129.38 = 283,622.26 : x - Step 2: Convert to fraction form
1,170,086.26/1,755,129.38 = 283,622.26/x - Step 3: Cross multiply
1,170,086.26x = 1,755,129.38 × 283,622.26 - Step 4: Simplify right side
1,170,086.26x = 497,793,761,348.00 - Step 5: Solve for x
x = 497,793,761,348.00/1,170,086.26 - Step 6: Final answer
x = 425,433.39
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1.5x scale
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.