Finding the Fourth Proportional to 4,083,786.24, 5,635,536.32 and 2,248,174.26
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Solution
The fourth proportional to 4,083,786.24, 5,635,536.32 and 2,248,174.26 is: 3,102,431.66
Step by Step Solution
- Step 1: Write the proportion equation
4,083,786.24 : 5,635,536.32 = 2,248,174.26 : x - Step 2: Convert to fraction form
4,083,786.24/5,635,536.32 = 2,248,174.26/x - Step 3: Cross multiply
4,083,786.24x = 5,635,536.32 × 2,248,174.26 - Step 4: Simplify right side
4,083,786.24x = 12,669,667,717,389.50 - Step 5: Solve for x
x = 12,669,667,717,389.50/4,083,786.24 - Step 6: Final answer
x = 3,102,431.66
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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.