Finding the Fourth Proportional to 1,647,489.68, 2,471,162.23 and 449,408.02
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Solution
The fourth proportional to 1,647,489.68, 2,471,162.23 and 449,408.02 is: 674,092.31
Step by Step Solution
- Step 1: Write the proportion equation
1,647,489.68 : 2,471,162.23 = 449,408.02 : x - Step 2: Convert to fraction form
1,647,489.68/2,471,162.23 = 449,408.02/x - Step 3: Cross multiply
1,647,489.68x = 2,471,162.23 × 449,408.02 - Step 4: Simplify right side
1,647,489.68x = 1,110,560,124,883.08 - Step 5: Solve for x
x = 1,110,560,124,883.08/1,647,489.68 - Step 6: Final answer
x = 674,092.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.