Finding the Third Proportional to 810,460 and 1,763,623
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Solution
The third proportional to 810,460 and 1,763,623 is: 3,837,778.65
Step by Step Solution
- Step 1: Write the proportion equation
810,460 : 1,763,623 = 1,763,623 : x - Step 2: Convert to fraction form
810,460/1,763,623 = 1,763,623/x - Step 3: Cross multiply
810,460x = 1,763,623 × 1,763,623 - Step 4: Simplify right side
810,460x = 3,110,366,086,129 - Step 5: Solve for x
x = 3,110,366,086,129/810,460 - Step 6: Final answer
x = 3,837,778.65
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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.