Finding the Third Proportional to 874,247 and 1,319,403
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Solution
The third proportional to 874,247 and 1,319,403 is: 1,991,227.05
Step by Step Solution
- Step 1: Write the proportion equation
874,247 : 1,319,403 = 1,319,403 : x - Step 2: Convert to fraction form
874,247/1,319,403 = 1,319,403/x - Step 3: Cross multiply
874,247x = 1,319,403 × 1,319,403 - Step 4: Simplify right side
874,247x = 1,740,824,276,409 - Step 5: Solve for x
x = 1,740,824,276,409/874,247 - Step 6: Final answer
x = 1,991,227.05
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.