Finding the Third Proportional to 979,938 and 1,469,907
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Solution
The third proportional to 979,938 and 1,469,907 is: 2,204,860.50
Step by Step Solution
- Step 1: Write the proportion equation
979,938 : 1,469,907 = 1,469,907 : x - Step 2: Convert to fraction form
979,938/1,469,907 = 1,469,907/x - Step 3: Cross multiply
979,938x = 1,469,907 × 1,469,907 - Step 4: Simplify right side
979,938x = 2,160,626,588,649 - Step 5: Solve for x
x = 2,160,626,588,649/979,938 - Step 6: Final answer
x = 2,204,860.50
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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.