Finding the Third Proportional to 741,407 and 1,618,729
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Solution
The third proportional to 741,407 and 1,618,729 is: 3,534,203.99
Step by Step Solution
- Step 1: Write the proportion equation
741,407 : 1,618,729 = 1,618,729 : x - Step 2: Convert to fraction form
741,407/1,618,729 = 1,618,729/x - Step 3: Cross multiply
741,407x = 1,618,729 × 1,618,729 - Step 4: Simplify right side
741,407x = 2,620,283,575,441 - Step 5: Solve for x
x = 2,620,283,575,441/741,407 - Step 6: Final answer
x = 3,534,203.99
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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.