Finding the Third Proportional to 992,873 and 2,143,213
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Solution
The third proportional to 992,873 and 2,143,213 is: 4,626,333.84
Step by Step Solution
- Step 1: Write the proportion equation
992,873 : 2,143,213 = 2,143,213 : x - Step 2: Convert to fraction form
992,873/2,143,213 = 2,143,213/x - Step 3: Cross multiply
992,873x = 2,143,213 × 2,143,213 - Step 4: Simplify right side
992,873x = 4,593,361,963,369 - Step 5: Solve for x
x = 4,593,361,963,369/992,873 - Step 6: Final answer
x = 4,626,333.84
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.