Finding the Third Proportional to 919 and 2,008
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Solution
The third proportional to 919 and 2,008 is: 4,387.45
Step by Step Solution
- Step 1: Write the proportion equation
919 : 2,008 = 2,008 : x - Step 2: Convert to fraction form
919/2,008 = 2,008/x - Step 3: Cross multiply
919x = 2,008 × 2,008 - Step 4: Simplify right side
919x = 4,032,064 - Step 5: Solve for x
x = 4,032,064/919 - Step 6: Final answer
x = 4,387.45
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.