Finding the Fourth Proportional to 1,582,544.26, 2,183,912.31 and 929,042.38
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Solution
The fourth proportional to 1,582,544.26, 2,183,912.31 and 929,042.38 is: 1,282,079.21
Step by Step Solution
- Step 1: Write the proportion equation
1,582,544.26 : 2,183,912.31 = 929,042.38 : x - Step 2: Convert to fraction form
1,582,544.26/2,183,912.31 = 929,042.38/x - Step 3: Cross multiply
1,582,544.26x = 2,183,912.31 × 929,042.38 - Step 4: Simplify right side
1,582,544.26x = 2,028,947,090,193.70 - Step 5: Solve for x
x = 2,028,947,090,193.70/1,582,544.26 - Step 6: Final answer
x = 1,282,079.21
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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.