Finding the Fourth Proportional to 1,647,859.95, 2,273,783.67 and 922,738.23
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Solution
The fourth proportional to 1,647,859.95, 2,273,783.67 and 922,738.23 is: 1,273,231.45
Step by Step Solution
- Step 1: Write the proportion equation
1,647,859.95 : 2,273,783.67 = 922,738.23 : x - Step 2: Convert to fraction form
1,647,859.95/2,273,783.67 = 922,738.23/x - Step 3: Cross multiply
1,647,859.95x = 2,273,783.67 × 922,738.23 - Step 4: Simplify right side
1,647,859.95x = 2,098,107,119,058.70 - Step 5: Solve for x
x = 2,098,107,119,058.70/1,647,859.95 - Step 6: Final answer
x = 1,273,231.45
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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.