Finding the Third Proportional to 770,357 and 1,717,739
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Solution
The third proportional to 770,357 and 1,717,739 is: 3,830,207.65
Step by Step Solution
- Step 1: Write the proportion equation
770,357 : 1,717,739 = 1,717,739 : x - Step 2: Convert to fraction form
770,357/1,717,739 = 1,717,739/x - Step 3: Cross multiply
770,357x = 1,717,739 × 1,717,739 - Step 4: Simplify right side
770,357x = 2,950,627,272,121 - Step 5: Solve for x
x = 2,950,627,272,121/770,357 - Step 6: Final answer
x = 3,830,207.65
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.