Finding the Fourth Proportional to 1,441,361.58, 2,161,312.46 and 481,474.98
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Solution
The fourth proportional to 1,441,361.58, 2,161,312.46 and 481,474.98 is: 721,968.65
Step by Step Solution
- Step 1: Write the proportion equation
1,441,361.58 : 2,161,312.46 = 481,474.98 : x - Step 2: Convert to fraction form
1,441,361.58/2,161,312.46 = 481,474.98/x - Step 3: Cross multiply
1,441,361.58x = 2,161,312.46 × 481,474.98 - Step 4: Simplify right side
1,441,361.58x = 1,040,617,873,452.25 - Step 5: Solve for x
x = 1,040,617,873,452.25/1,441,361.58 - Step 6: Final answer
x = 721,968.65
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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.