Finding the Third Proportional to 664,117.50 and 1,467,780
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Solution
The third proportional to 664,117.50 and 1,467,780 is: 3,243,971.33
Step by Step Solution
- Step 1: Write the proportion equation
664,117.50 : 1,467,780 = 1,467,780 : x - Step 2: Convert to fraction form
664,117.50/1,467,780 = 1,467,780/x - Step 3: Cross multiply
664,117.50x = 1,467,780 × 1,467,780 - Step 4: Simplify right side
664,117.50x = 2,154,378,128,400 - Step 5: Solve for x
x = 2,154,378,128,400/664,117.50 - Step 6: Final answer
x = 3,243,971.33
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.