Finding the Fourth Proportional to 1,965,840.26, 2,948,761.60 and 545,896.49
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Solution
The fourth proportional to 1,965,840.26, 2,948,761.60 and 545,896.49 is: 818,845.06
Step by Step Solution
- Step 1: Write the proportion equation
1,965,840.26 : 2,948,761.60 = 545,896.49 : x - Step 2: Convert to fraction form
1,965,840.26/2,948,761.60 = 545,896.49/x - Step 3: Cross multiply
1,965,840.26x = 2,948,761.60 × 545,896.49 - Step 4: Simplify right side
1,965,840.26x = 1,609,718,591,178.24 - Step 5: Solve for x
x = 1,609,718,591,178.24/1,965,840.26 - Step 6: Final answer
x = 818,845.06
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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.