Finding the Fourth Proportional to 2,494,538.12, 3,441,224.97 and 1,611,183.53
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Solution
The fourth proportional to 2,494,538.12, 3,441,224.97 and 1,611,183.53 is: 2,222,633.90
Step by Step Solution
- Step 1: Write the proportion equation
2,494,538.12 : 3,441,224.97 = 1,611,183.53 : x - Step 2: Convert to fraction form
2,494,538.12/3,441,224.97 = 1,611,183.53/x - Step 3: Cross multiply
2,494,538.12x = 3,441,224.97 × 1,611,183.53 - Step 4: Simplify right side
2,494,538.12x = 5,544,444,994,688.74 - Step 5: Solve for x
x = 5,544,444,994,688.74/2,494,538.12 - Step 6: Final answer
x = 2,222,633.90
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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.