Finding the Third Proportional to 744,294 and 1,630,431
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Solution
The third proportional to 744,294 and 1,630,431 is: 3,571,579.57
Step by Step Solution
- Step 1: Write the proportion equation
744,294 : 1,630,431 = 1,630,431 : x - Step 2: Convert to fraction form
744,294/1,630,431 = 1,630,431/x - Step 3: Cross multiply
744,294x = 1,630,431 × 1,630,431 - Step 4: Simplify right side
744,294x = 2,658,305,245,761 - Step 5: Solve for x
x = 2,658,305,245,761/744,294 - Step 6: Final answer
x = 3,571,579.57
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.