Finding the Fourth Proportional to 3,278,765.88, 4,524,723.18 and 1,828,554.84
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Solution
The fourth proportional to 3,278,765.88, 4,524,723.18 and 1,828,554.84 is: 2,523,420.33
Step by Step Solution
- Step 1: Write the proportion equation
3,278,765.88 : 4,524,723.18 = 1,828,554.84 : x - Step 2: Convert to fraction form
3,278,765.88/4,524,723.18 = 1,828,554.84/x - Step 3: Cross multiply
3,278,765.88x = 4,524,723.18 × 1,828,554.84 - Step 4: Simplify right side
3,278,765.88x = 8,273,704,470,449.19 - Step 5: Solve for x
x = 8,273,704,470,449.19/3,278,765.88 - Step 6: Final answer
x = 2,523,420.33
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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.