Finding the Third Proportional to 1,396,417.50 and 2,135,207.25
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Solution
The third proportional to 1,396,417.50 and 2,135,207.25 is: 3,264,861.69
Step by Step Solution
- Step 1: Write the proportion equation
1,396,417.50 : 2,135,207.25 = 2,135,207.25 : x - Step 2: Convert to fraction form
1,396,417.50/2,135,207.25 = 2,135,207.25/x - Step 3: Cross multiply
1,396,417.50x = 2,135,207.25 × 2,135,207.25 - Step 4: Simplify right side
1,396,417.50x = 4,559,110,000,452.56 - Step 5: Solve for x
x = 4,559,110,000,452.56/1,396,417.50 - Step 6: Final answer
x = 3,264,861.69
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.