Finding the Third Proportional to 915,824 and 1,347,249
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Solution
The third proportional to 915,824 and 1,347,249 is: 1,981,909.04
Step by Step Solution
- Step 1: Write the proportion equation
915,824 : 1,347,249 = 1,347,249 : x - Step 2: Convert to fraction form
915,824/1,347,249 = 1,347,249/x - Step 3: Cross multiply
915,824x = 1,347,249 × 1,347,249 - Step 4: Simplify right side
915,824x = 1,815,079,868,001 - Step 5: Solve for x
x = 1,815,079,868,001/915,824 - Step 6: Final answer
x = 1,981,909.04
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.