Finding the Fourth Proportional to 2,198,284.40, 3,297,896.80 and 681,934.44
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Solution
The fourth proportional to 2,198,284.40, 3,297,896.80 and 681,934.44 is: 1,023,047.52
Step by Step Solution
- Step 1: Write the proportion equation
2,198,284.40 : 3,297,896.80 = 681,934.44 : x - Step 2: Convert to fraction form
2,198,284.40/3,297,896.80 = 681,934.44/x - Step 3: Cross multiply
2,198,284.40x = 3,297,896.80 × 681,934.44 - Step 4: Simplify right side
2,198,284.40x = 2,248,949,407,485.79 - Step 5: Solve for x
x = 2,248,949,407,485.79/2,198,284.40 - Step 6: Final answer
x = 1,023,047.52
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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.