Finding the Fourth Proportional to 1,788,586.56, 2,682,879.36 and 1,040,107.68
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Solution
The fourth proportional to 1,788,586.56, 2,682,879.36 and 1,040,107.68 is: 1,560,161.24
Step by Step Solution
- Step 1: Write the proportion equation
1,788,586.56 : 2,682,879.36 = 1,040,107.68 : x - Step 2: Convert to fraction form
1,788,586.56/2,682,879.36 = 1,040,107.68/x - Step 3: Cross multiply
1,788,586.56x = 2,682,879.36 × 1,040,107.68 - Step 4: Simplify right side
1,788,586.56x = 2,790,483,426,849.49 - Step 5: Solve for x
x = 2,790,483,426,849.49/1,788,586.56 - Step 6: Final answer
x = 1,560,161.24
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.