Finding the Third Proportional to 401,838 and 859,602
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Solution
The third proportional to 401,838 and 859,602 is: 1,838,839.53
Step by Step Solution
- Step 1: Write the proportion equation
401,838 : 859,602 = 859,602 : x - Step 2: Convert to fraction form
401,838/859,602 = 859,602/x - Step 3: Cross multiply
401,838x = 859,602 × 859,602 - Step 4: Simplify right side
401,838x = 738,915,598,404 - Step 5: Solve for x
x = 738,915,598,404/401,838 - Step 6: Final answer
x = 1,838,839.53
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.