Finding the Fourth Proportional to 2,450,205.54, 3,381,286.41 and 1,362,453.75
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Solution
The fourth proportional to 2,450,205.54, 3,381,286.41 and 1,362,453.75 is: 1,880,187.71
Step by Step Solution
- Step 1: Write the proportion equation
2,450,205.54 : 3,381,286.41 = 1,362,453.75 : x - Step 2: Convert to fraction form
2,450,205.54/3,381,286.41 = 1,362,453.75/x - Step 3: Cross multiply
2,450,205.54x = 3,381,286.41 × 1,362,453.75 - Step 4: Simplify right side
2,450,205.54x = 4,606,846,349,128.54 - Step 5: Solve for x
x = 4,606,846,349,128.54/2,450,205.54 - Step 6: Final answer
x = 1,880,187.71
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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.