Finding the Fourth Proportional to 1,122,396.26, 1,548,906.75 and 606,150.09
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Solution
The fourth proportional to 1,122,396.26, 1,548,906.75 and 606,150.09 is: 836,487.08
Step by Step Solution
- Step 1: Write the proportion equation
1,122,396.26 : 1,548,906.75 = 606,150.09 : x - Step 2: Convert to fraction form
1,122,396.26/1,548,906.75 = 606,150.09/x - Step 3: Cross multiply
1,122,396.26x = 1,548,906.75 × 606,150.09 - Step 4: Simplify right side
1,122,396.26x = 938,869,965,914.11 - Step 5: Solve for x
x = 938,869,965,914.11/1,122,396.26 - Step 6: Final answer
x = 836,487.08
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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.