Finding the Fourth Proportional to 1,037,170, 1,555,755 and 336,754
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Solution
The fourth proportional to 1,037,170, 1,555,755 and 336,754 is: 505,131
Step by Step Solution
- Step 1: Write the proportion equation
1,037,170 : 1,555,755 = 336,754 : x - Step 2: Convert to fraction form
1,037,170/1,555,755 = 336,754/x - Step 3: Cross multiply
1,037,170x = 1,555,755 × 336,754 - Step 4: Simplify right side
1,037,170x = 523,906,719,270 - Step 5: Solve for x
x = 523,906,719,270/1,037,170 - Step 6: Final answer
x = 505,131
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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.