Finding the Third Proportional to 981,450 and 1,391,796
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Solution
The third proportional to 981,450 and 1,391,796 is: 1,973,708.40
Step by Step Solution
- Step 1: Write the proportion equation
981,450 : 1,391,796 = 1,391,796 : x - Step 2: Convert to fraction form
981,450/1,391,796 = 1,391,796/x - Step 3: Cross multiply
981,450x = 1,391,796 × 1,391,796 - Step 4: Simplify right side
981,450x = 1,937,096,105,616 - Step 5: Solve for x
x = 1,937,096,105,616/981,450 - Step 6: Final answer
x = 1,973,708.40
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.