Finding the Fourth Proportional to 2,743,435.98, 4,115,285.19 and 1,324,685.34
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Solution
The fourth proportional to 2,743,435.98, 4,115,285.19 and 1,324,685.34 is: 1,987,091.37
Step by Step Solution
- Step 1: Write the proportion equation
2,743,435.98 : 4,115,285.19 = 1,324,685.34 : x - Step 2: Convert to fraction form
2,743,435.98/4,115,285.19 = 1,324,685.34/x - Step 3: Cross multiply
2,743,435.98x = 4,115,285.19 × 1,324,685.34 - Step 4: Simplify right side
2,743,435.98x = 5,451,457,961,112.12 - Step 5: Solve for x
x = 5,451,457,961,112.12/2,743,435.98 - Step 6: Final answer
x = 1,987,091.37
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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.