Finding the Third Proportional to 670,236 and 1,458,411
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Solution
The third proportional to 670,236 and 1,458,411 is: 3,173,453.30
Step by Step Solution
- Step 1: Write the proportion equation
670,236 : 1,458,411 = 1,458,411 : x - Step 2: Convert to fraction form
670,236/1,458,411 = 1,458,411/x - Step 3: Cross multiply
670,236x = 1,458,411 × 1,458,411 - Step 4: Simplify right side
670,236x = 2,126,962,644,921 - Step 5: Solve for x
x = 2,126,962,644,921/670,236 - Step 6: Final answer
x = 3,173,453.30
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.