Finding the Fourth Proportional to 3,395,361.17, 5,093,548.09 and 1,121,125.79
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Solution
The fourth proportional to 3,395,361.17, 5,093,548.09 and 1,121,125.79 is: 1,681,855.88
Step by Step Solution
- Step 1: Write the proportion equation
3,395,361.17 : 5,093,548.09 = 1,121,125.79 : x - Step 2: Convert to fraction form
3,395,361.17/5,093,548.09 = 1,121,125.79/x - Step 3: Cross multiply
3,395,361.17x = 5,093,548.09 × 1,121,125.79 - Step 4: Simplify right side
3,395,361.17x = 5,710,508,136,235.30 - Step 5: Solve for x
x = 5,710,508,136,235.30/3,395,361.17 - Step 6: Final answer
x = 1,681,855.88
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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.