Finding the Fourth Proportional to 1,436,107.26, 1,981,840.11 and 791,529.06
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Solution
The fourth proportional to 1,436,107.26, 1,981,840.11 and 791,529.06 is: 1,092,316.77
Step by Step Solution
- Step 1: Write the proportion equation
1,436,107.26 : 1,981,840.11 = 791,529.06 : x - Step 2: Convert to fraction form
1,436,107.26/1,981,840.11 = 791,529.06/x - Step 3: Cross multiply
1,436,107.26x = 1,981,840.11 × 791,529.06 - Step 4: Simplify right side
1,436,107.26x = 1,568,684,039,338.60 - Step 5: Solve for x
x = 1,568,684,039,338.60/1,436,107.26 - Step 6: Final answer
x = 1,092,316.77
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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.