Finding the Third Proportional to 515,170 and 1,106,515
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Solution
The third proportional to 515,170 and 1,106,515 is: 2,376,643.53
Step by Step Solution
- Step 1: Write the proportion equation
515,170 : 1,106,515 = 1,106,515 : x - Step 2: Convert to fraction form
515,170/1,106,515 = 1,106,515/x - Step 3: Cross multiply
515,170x = 1,106,515 × 1,106,515 - Step 4: Simplify right side
515,170x = 1,224,375,445,225 - Step 5: Solve for x
x = 1,224,375,445,225/515,170 - Step 6: Final answer
x = 2,376,643.53
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.