Finding the Fourth Proportional to 5,134,537.05, 7,086,136.41 and 2,842,697.75
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Solution
The fourth proportional to 5,134,537.05, 7,086,136.41 and 2,842,697.75 is: 3,923,186.02
Step by Step Solution
- Step 1: Write the proportion equation
5,134,537.05 : 7,086,136.41 = 2,842,697.75 : x - Step 2: Convert to fraction form
5,134,537.05/7,086,136.41 = 2,842,697.75/x - Step 3: Cross multiply
5,134,537.05x = 7,086,136.41 × 2,842,697.75 - Step 4: Simplify right side
5,134,537.05x = 20,143,743,993,469.40 - Step 5: Solve for x
x = 20,143,743,993,469.40/5,134,537.05 - Step 6: Final answer
x = 3,923,186.02
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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.