Finding the Fourth Proportional to 3,467,685.44, 4,785,591.84 and 1,939,701.44
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Solution
The fourth proportional to 3,467,685.44, 4,785,591.84 and 1,939,701.44 is: 2,676,891.99
Step by Step Solution
- Step 1: Write the proportion equation
3,467,685.44 : 4,785,591.84 = 1,939,701.44 : x - Step 2: Convert to fraction form
3,467,685.44/4,785,591.84 = 1,939,701.44/x - Step 3: Cross multiply
3,467,685.44x = 4,785,591.84 × 1,939,701.44 - Step 4: Simplify right side
3,467,685.44x = 9,282,619,383,300.25 - Step 5: Solve for x
x = 9,282,619,383,300.25/3,467,685.44 - Step 6: Final answer
x = 2,676,891.99
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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.