Finding the Fourth Proportional to 4,287,769.99, 5,917,165.11 and 2,327,663.25
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Solution
The fourth proportional to 4,287,769.99, 5,917,165.11 and 2,327,663.25 is: 3,212,198.37
Step by Step Solution
- Step 1: Write the proportion equation
4,287,769.99 : 5,917,165.11 = 2,327,663.25 : x - Step 2: Convert to fraction form
4,287,769.99/5,917,165.11 = 2,327,663.25/x - Step 3: Cross multiply
4,287,769.99x = 5,917,165.11 × 2,327,663.25 - Step 4: Simplify right side
4,287,769.99x = 13,773,167,770,729.21 - Step 5: Solve for x
x = 13,773,167,770,729.21/4,287,769.99 - Step 6: Final answer
x = 3,212,198.37
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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.