Finding the Third Proportional to 810,472 and 1,763,653
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Solution
The third proportional to 810,472 and 1,763,653 is: 3,837,852.39
Step by Step Solution
- Step 1: Write the proportion equation
810,472 : 1,763,653 = 1,763,653 : x - Step 2: Convert to fraction form
810,472/1,763,653 = 1,763,653/x - Step 3: Cross multiply
810,472x = 1,763,653 × 1,763,653 - Step 4: Simplify right side
810,472x = 3,110,471,904,409 - Step 5: Solve for x
x = 3,110,471,904,409/810,472 - Step 6: Final answer
x = 3,837,852.39
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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.