Finding the Third Proportional to 644,406.75 and 1,272,546
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Solution
The third proportional to 644,406.75 and 1,272,546 is: 2,512,967.66
Step by Step Solution
- Step 1: Write the proportion equation
644,406.75 : 1,272,546 = 1,272,546 : x - Step 2: Convert to fraction form
644,406.75/1,272,546 = 1,272,546/x - Step 3: Cross multiply
644,406.75x = 1,272,546 × 1,272,546 - Step 4: Simplify right side
644,406.75x = 1,619,373,322,116 - Step 5: Solve for x
x = 1,619,373,322,116/644,406.75 - Step 6: Final answer
x = 2,512,967.66
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These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.