Finding the Third Proportional to 874,350 and 1,390,293
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Solution
The third proportional to 874,350 and 1,390,293 is: 2,210,687.51
Step by Step Solution
- Step 1: Write the proportion equation
874,350 : 1,390,293 = 1,390,293 : x - Step 2: Convert to fraction form
874,350/1,390,293 = 1,390,293/x - Step 3: Cross multiply
874,350x = 1,390,293 × 1,390,293 - Step 4: Simplify right side
874,350x = 1,932,914,625,849 - Step 5: Solve for x
x = 1,932,914,625,849/874,350 - Step 6: Final answer
x = 2,210,687.51
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.