Finding the Fourth Proportional to 5,682,006.96, 7,840,869.84 and 3,103,650.60
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Solution
The fourth proportional to 5,682,006.96, 7,840,869.84 and 3,103,650.60 is: 4,282,874.09
Step by Step Solution
- Step 1: Write the proportion equation
5,682,006.96 : 7,840,869.84 = 3,103,650.60 : x - Step 2: Convert to fraction form
5,682,006.96/7,840,869.84 = 3,103,650.60/x - Step 3: Cross multiply
5,682,006.96x = 7,840,869.84 × 3,103,650.60 - Step 4: Simplify right side
5,682,006.96x = 24,335,320,383,437.90 - Step 5: Solve for x
x = 24,335,320,383,437.90/5,682,006.96 - Step 6: Final answer
x = 4,282,874.09
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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.