Finding the Third Proportional to 664,519 and 1,449,312
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Solution
The third proportional to 664,519 and 1,449,312 is: 3,160,940.88
Step by Step Solution
- Step 1: Write the proportion equation
664,519 : 1,449,312 = 1,449,312 : x - Step 2: Convert to fraction form
664,519/1,449,312 = 1,449,312/x - Step 3: Cross multiply
664,519x = 1,449,312 × 1,449,312 - Step 4: Simplify right side
664,519x = 2,100,505,273,344 - Step 5: Solve for x
x = 2,100,505,273,344/664,519 - Step 6: Final answer
x = 3,160,940.88
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.