Finding the Third Proportional to 395,127 and 853,431.75
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Solution
The third proportional to 395,127 and 853,431.75 is: 1,843,320.63
Step by Step Solution
- Step 1: Write the proportion equation
395,127 : 853,431.75 = 853,431.75 : x - Step 2: Convert to fraction form
395,127/853,431.75 = 853,431.75/x - Step 3: Cross multiply
395,127x = 853,431.75 × 853,431.75 - Step 4: Simplify right side
395,127x = 728,345,751,908.06 - Step 5: Solve for x
x = 728,345,751,908.06/395,127 - Step 6: Final answer
x = 1,843,320.63
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.