Finding the Third Proportional to 789,770.25 and 1,128,588.19
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Solution
The third proportional to 789,770.25 and 1,128,588.19 is: 1,612,761.81
Step by Step Solution
- Step 1: Write the proportion equation
789,770.25 : 1,128,588.19 = 1,128,588.19 : x - Step 2: Convert to fraction form
789,770.25/1,128,588.19 = 1,128,588.19/x - Step 3: Cross multiply
789,770.25x = 1,128,588.19 × 1,128,588.19 - Step 4: Simplify right side
789,770.25x = 1,273,711,296,964.54 - Step 5: Solve for x
x = 1,273,711,296,964.54/789,770.25 - Step 6: Final answer
x = 1,612,761.81
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.