Finding the Fourth Proportional to 1,193,635.62, 1,647,212.49 and 649,801.62
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Solution
The fourth proportional to 1,193,635.62, 1,647,212.49 and 649,801.62 is: 896,723.70
Step by Step Solution
- Step 1: Write the proportion equation
1,193,635.62 : 1,647,212.49 = 649,801.62 : x - Step 2: Convert to fraction form
1,193,635.62/1,647,212.49 = 649,801.62/x - Step 3: Cross multiply
1,193,635.62x = 1,647,212.49 × 649,801.62 - Step 4: Simplify right side
1,193,635.62x = 1,070,361,344,486.23 - Step 5: Solve for x
x = 1,070,361,344,486.23/1,193,635.62 - Step 6: Final answer
x = 896,723.70
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1.5x scale
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.