Finding the Third Proportional to 985,331 and 2,122,636
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Solution
The third proportional to 985,331 and 2,122,636 is: 4,572,659.94
Step by Step Solution
- Step 1: Write the proportion equation
985,331 : 2,122,636 = 2,122,636 : x - Step 2: Convert to fraction form
985,331/2,122,636 = 2,122,636/x - Step 3: Cross multiply
985,331x = 2,122,636 × 2,122,636 - Step 4: Simplify right side
985,331x = 4,505,583,588,496 - Step 5: Solve for x
x = 4,505,583,588,496/985,331 - Step 6: Final answer
x = 4,572,659.94
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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.