Finding the Fourth Proportional to 4,135,801.10, 6,203,896.05 and 1,296,005.90
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Solution
The fourth proportional to 4,135,801.10, 6,203,896.05 and 1,296,005.90 is: 1,944,069.77
Step by Step Solution
- Step 1: Write the proportion equation
4,135,801.10 : 6,203,896.05 = 1,296,005.90 : x - Step 2: Convert to fraction form
4,135,801.10/6,203,896.05 = 1,296,005.90/x - Step 3: Cross multiply
4,135,801.10x = 6,203,896.05 × 1,296,005.90 - Step 4: Simplify right side
4,135,801.10x = 8,040,285,883,786.69 - Step 5: Solve for x
x = 8,040,285,883,786.69/4,135,801.10 - Step 6: Final answer
x = 1,944,069.77
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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.