Finding the Third Proportional to 380,480 and 899,800
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Solution
The third proportional to 380,480 and 899,800 is: 2,127,943.76
Step by Step Solution
- Step 1: Write the proportion equation
380,480 : 899,800 = 899,800 : x - Step 2: Convert to fraction form
380,480/899,800 = 899,800/x - Step 3: Cross multiply
380,480x = 899,800 × 899,800 - Step 4: Simplify right side
380,480x = 809,640,040,000 - Step 5: Solve for x
x = 809,640,040,000/380,480 - Step 6: Final answer
x = 2,127,943.76
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.