Finding the Fourth Proportional to 3,682,191.44, 5,523,600.63 and 1,123,980.99
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Solution
The fourth proportional to 3,682,191.44, 5,523,600.63 and 1,123,980.99 is: 1,686,067.17
Step by Step Solution
- Step 1: Write the proportion equation
3,682,191.44 : 5,523,600.63 = 1,123,980.99 : x - Step 2: Convert to fraction form
3,682,191.44/5,523,600.63 = 1,123,980.99/x - Step 3: Cross multiply
3,682,191.44x = 5,523,600.63 × 1,123,980.99 - Step 4: Simplify right side
3,682,191.44x = 6,208,422,104,472.02 - Step 5: Solve for x
x = 6,208,422,104,472.02/3,682,191.44 - Step 6: Final answer
x = 1,686,067.17
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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.