Finding the Fourth Proportional to 4,138,027.94, 5,709,622.73 and 2,418,815.90
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Solution
The fourth proportional to 4,138,027.94, 5,709,622.73 and 2,418,815.90 is: 3,337,465.68
Step by Step Solution
- Step 1: Write the proportion equation
4,138,027.94 : 5,709,622.73 = 2,418,815.90 : x - Step 2: Convert to fraction form
4,138,027.94/5,709,622.73 = 2,418,815.90/x - Step 3: Cross multiply
4,138,027.94x = 5,709,622.73 × 2,418,815.90 - Step 4: Simplify right side
4,138,027.94x = 13,810,526,244,505.38 - Step 5: Solve for x
x = 13,810,526,244,505.38/4,138,027.94 - Step 6: Final answer
x = 3,337,465.68
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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.