Finding the Fourth Proportional to 5,978,983.94, 8,954,992.12 and 2,777,372.68
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Solution
The fourth proportional to 5,978,983.94, 8,954,992.12 and 2,777,372.68 is: 4,159,795.50
Step by Step Solution
- Step 1: Write the proportion equation
5,978,983.94 : 8,954,992.12 = 2,777,372.68 : x - Step 2: Convert to fraction form
5,978,983.94/8,954,992.12 = 2,777,372.68/x - Step 3: Cross multiply
5,978,983.94x = 8,954,992.12 × 2,777,372.68 - Step 4: Simplify right side
5,978,983.94x = 24,871,350,463,703.28 - Step 5: Solve for x
x = 24,871,350,463,703.28/5,978,983.94 - Step 6: Final answer
x = 4,159,795.50
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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.