Finding the Third Proportional to 618,221 and 1,302,862
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Solution
The third proportional to 618,221 and 1,302,862 is: 2,745,699.99
Step by Step Solution
- Step 1: Write the proportion equation
618,221 : 1,302,862 = 1,302,862 : x - Step 2: Convert to fraction form
618,221/1,302,862 = 1,302,862/x - Step 3: Cross multiply
618,221x = 1,302,862 × 1,302,862 - Step 4: Simplify right side
618,221x = 1,697,449,391,044 - Step 5: Solve for x
x = 1,697,449,391,044/618,221 - Step 6: Final answer
x = 2,745,699.99
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.