Finding the Third Proportional to 395,616 and 869,856
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Solution
The third proportional to 395,616 and 869,856 is: 1,912,585.59
Step by Step Solution
- Step 1: Write the proportion equation
395,616 : 869,856 = 869,856 : x - Step 2: Convert to fraction form
395,616/869,856 = 869,856/x - Step 3: Cross multiply
395,616x = 869,856 × 869,856 - Step 4: Simplify right side
395,616x = 756,649,460,736 - Step 5: Solve for x
x = 756,649,460,736/395,616 - Step 6: Final answer
x = 1,912,585.59
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.