Finding the Fourth Proportional to 3,832,796.99, 5,749,769.64 and 1,238,234.80
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Solution
The fourth proportional to 3,832,796.99, 5,749,769.64 and 1,238,234.80 is: 1,857,537.69
Step by Step Solution
- Step 1: Write the proportion equation
3,832,796.99 : 5,749,769.64 = 1,238,234.80 : x - Step 2: Convert to fraction form
3,832,796.99/5,749,769.64 = 1,238,234.80/x - Step 3: Cross multiply
3,832,796.99x = 5,749,769.64 × 1,238,234.80 - Step 4: Simplify right side
3,832,796.99x = 7,119,564,860,231.47 - Step 5: Solve for x
x = 7,119,564,860,231.47/3,832,796.99 - Step 6: Final answer
x = 1,857,537.69
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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.