Finding the Fourth Proportional to 1,436,908.70, 1,982,947.84 and 792,351.74
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Solution
The fourth proportional to 1,436,908.70, 1,982,947.84 and 792,351.74 is: 1,093,453.03
Step by Step Solution
- Step 1: Write the proportion equation
1,436,908.70 : 1,982,947.84 = 792,351.74 : x - Step 2: Convert to fraction form
1,436,908.70/1,982,947.84 = 792,351.74/x - Step 3: Cross multiply
1,436,908.70x = 1,982,947.84 × 792,351.74 - Step 4: Simplify right side
1,436,908.70x = 1,571,192,171,353.24 - Step 5: Solve for x
x = 1,571,192,171,353.24/1,436,908.70 - Step 6: Final answer
x = 1,093,453.03
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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.