Finding the Fourth Proportional to 1,436,903.83, 1,982,915.18 and 792,351.19
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Solution
The fourth proportional to 1,436,903.83, 1,982,915.18 and 792,351.19 is: 1,093,437.96
Step by Step Solution
- Step 1: Write the proportion equation
1,436,903.83 : 1,982,915.18 = 792,351.19 : x - Step 2: Convert to fraction form
1,436,903.83/1,982,915.18 = 792,351.19/x - Step 3: Cross multiply
1,436,903.83x = 1,982,915.18 × 792,351.19 - Step 4: Simplify right side
1,436,903.83x = 1,571,165,192,627.49 - Step 5: Solve for x
x = 1,571,165,192,627.49/1,436,903.83 - Step 6: Final answer
x = 1,093,437.96
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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.