Finding the Fourth Proportional to 1,393,691.40, 2,091,228.30 and 795,112.20
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Solution
The fourth proportional to 1,393,691.40, 2,091,228.30 and 795,112.20 is: 1,193,062.64
Step by Step Solution
- Step 1: Write the proportion equation
1,393,691.40 : 2,091,228.30 = 795,112.20 : x - Step 2: Convert to fraction form
1,393,691.40/2,091,228.30 = 795,112.20/x - Step 3: Cross multiply
1,393,691.40x = 2,091,228.30 × 795,112.20 - Step 4: Simplify right side
1,393,691.40x = 1,662,761,134,315.26 - Step 5: Solve for x
x = 1,662,761,134,315.26/1,393,691.40 - Step 6: Final answer
x = 1,193,062.64
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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.