Finding the Third Proportional to 819,900 and 1,797,749
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Solution
The third proportional to 819,900 and 1,797,749 is: 3,941,823.96
Step by Step Solution
- Step 1: Write the proportion equation
819,900 : 1,797,749 = 1,797,749 : x - Step 2: Convert to fraction form
819,900/1,797,749 = 1,797,749/x - Step 3: Cross multiply
819,900x = 1,797,749 × 1,797,749 - Step 4: Simplify right side
819,900x = 3,231,901,467,001 - Step 5: Solve for x
x = 3,231,901,467,001/819,900 - Step 6: Final answer
x = 3,941,823.96
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.