Finding the Third Proportional to 685,620 and 1,476,599
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Solution
The third proportional to 685,620 and 1,476,599 is: 3,180,106.48
Step by Step Solution
- Step 1: Write the proportion equation
685,620 : 1,476,599 = 1,476,599 : x - Step 2: Convert to fraction form
685,620/1,476,599 = 1,476,599/x - Step 3: Cross multiply
685,620x = 1,476,599 × 1,476,599 - Step 4: Simplify right side
685,620x = 2,180,344,606,801 - Step 5: Solve for x
x = 2,180,344,606,801/685,620 - Step 6: Final answer
x = 3,180,106.48
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.