Finding the Third Proportional to 748,728 and 1,122,727.50
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Solution
The third proportional to 748,728 and 1,122,727.50 is: 1,683,544.68
Step by Step Solution
- Step 1: Write the proportion equation
748,728 : 1,122,727.50 = 1,122,727.50 : x - Step 2: Convert to fraction form
748,728/1,122,727.50 = 1,122,727.50/x - Step 3: Cross multiply
748,728x = 1,122,727.50 × 1,122,727.50 - Step 4: Simplify right side
748,728x = 1,260,517,039,256.25 - Step 5: Solve for x
x = 1,260,517,039,256.25/748,728 - Step 6: Final answer
x = 1,683,544.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.