Finding the Fourth Proportional to 1,162,042.36, 1,743,163.96 and 320,594.12
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Solution
The fourth proportional to 1,162,042.36, 1,743,163.96 and 320,594.12 is: 480,918.88
Step by Step Solution
- Step 1: Write the proportion equation
1,162,042.36 : 1,743,163.96 = 320,594.12 : x - Step 2: Convert to fraction form
1,162,042.36/1,743,163.96 = 320,594.12/x - Step 3: Cross multiply
1,162,042.36x = 1,743,163.96 × 320,594.12 - Step 4: Simplify right side
1,162,042.36x = 558,848,115,771.92 - Step 5: Solve for x
x = 558,848,115,771.92/1,162,042.36 - Step 6: Final answer
x = 480,918.88
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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.