Finding the Fourth Proportional to 1,794,611.20, 2,694,249.60 and 1,440,025.60
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Solution
The fourth proportional to 1,794,611.20, 2,694,249.60 and 1,440,025.60 is: 2,161,910.28
Step by Step Solution
- Step 1: Write the proportion equation
1,794,611.20 : 2,694,249.60 = 1,440,025.60 : x - Step 2: Convert to fraction form
1,794,611.20/2,694,249.60 = 1,440,025.60/x - Step 3: Cross multiply
1,794,611.20x = 2,694,249.60 × 1,440,025.60 - Step 4: Simplify right side
1,794,611.20x = 3,879,788,396,789.76 - Step 5: Solve for x
x = 3,879,788,396,789.76/1,794,611.20 - Step 6: Final answer
x = 2,161,910.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.