Finding the Fourth Proportional to 1,450,640.28, 2,001,791.70 and 806,022.84
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Solution
The fourth proportional to 1,450,640.28, 2,001,791.70 and 806,022.84 is: 1,112,260.46
Step by Step Solution
- Step 1: Write the proportion equation
1,450,640.28 : 2,001,791.70 = 806,022.84 : x - Step 2: Convert to fraction form
1,450,640.28/2,001,791.70 = 806,022.84/x - Step 3: Cross multiply
1,450,640.28x = 2,001,791.70 × 806,022.84 - Step 4: Simplify right side
1,450,640.28x = 1,613,489,831,122.43 - Step 5: Solve for x
x = 1,613,489,831,122.43/1,450,640.28 - Step 6: Final answer
x = 1,112,260.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.