Finding the Third Proportional to 985,173 and 2,122,323
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Solution
The third proportional to 985,173 and 2,122,323 is: 4,572,044.62
Step by Step Solution
- Step 1: Write the proportion equation
985,173 : 2,122,323 = 2,122,323 : x - Step 2: Convert to fraction form
985,173/2,122,323 = 2,122,323/x - Step 3: Cross multiply
985,173x = 2,122,323 × 2,122,323 - Step 4: Simplify right side
985,173x = 4,504,254,916,329 - Step 5: Solve for x
x = 4,504,254,916,329/985,173 - Step 6: Final answer
x = 4,572,044.62
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.