Finding the Fourth Proportional to 3,392,932.50, 4,682,246.85 and 1,943,107.63
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Solution
The fourth proportional to 3,392,932.50, 4,682,246.85 and 1,943,107.63 is: 2,681,488.53
Step by Step Solution
- Step 1: Write the proportion equation
3,392,932.50 : 4,682,246.85 = 1,943,107.63 : x - Step 2: Convert to fraction form
3,392,932.50/4,682,246.85 = 1,943,107.63/x - Step 3: Cross multiply
3,392,932.50x = 4,682,246.85 × 1,943,107.63 - Step 4: Simplify right side
3,392,932.50x = 9,098,109,568,072.85 - Step 5: Solve for x
x = 9,098,109,568,072.85/3,392,932.50 - Step 6: Final answer
x = 2,681,488.53
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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.