Finding the Fourth Proportional to 2,992,361.93, 4,129,464.14 and 1,703,202.38
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Solution
The fourth proportional to 2,992,361.93, 4,129,464.14 and 1,703,202.38 is: 2,350,421.95
Step by Step Solution
- Step 1: Write the proportion equation
2,992,361.93 : 4,129,464.14 = 1,703,202.38 : x - Step 2: Convert to fraction form
2,992,361.93/4,129,464.14 = 1,703,202.38/x - Step 3: Cross multiply
2,992,361.93x = 4,129,464.14 × 1,703,202.38 - Step 4: Simplify right side
2,992,361.93x = 7,033,313,151,372.65 - Step 5: Solve for x
x = 7,033,313,151,372.65/2,992,361.93 - Step 6: Final answer
x = 2,350,421.95
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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.