Finding the Third Proportional to 422,911.13 and 873,843.19
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Solution
The third proportional to 422,911.13 and 873,843.19 is: 1,805,584.84
Step by Step Solution
- Step 1: Write the proportion equation
422,911.13 : 873,843.19 = 873,843.19 : x - Step 2: Convert to fraction form
422,911.13/873,843.19 = 873,843.19/x - Step 3: Cross multiply
422,911.13x = 873,843.19 × 873,843.19 - Step 4: Simplify right side
422,911.13x = 763,601,916,340.16 - Step 5: Solve for x
x = 763,601,916,340.16/422,911.13 - Step 6: Final answer
x = 1,805,584.84
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.