Finding the Fourth Proportional to 3,381,960.99, 5,067,623.43 and 2,615,330.01
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Solution
The fourth proportional to 3,381,960.99, 5,067,623.43 and 2,615,330.01 is: 3,918,882.47
Step by Step Solution
- Step 1: Write the proportion equation
3,381,960.99 : 5,067,623.43 = 2,615,330.01 : x - Step 2: Convert to fraction form
3,381,960.99/5,067,623.43 = 2,615,330.01/x - Step 3: Cross multiply
3,381,960.99x = 5,067,623.43 × 2,615,330.01 - Step 4: Simplify right side
3,381,960.99x = 13,253,507,635,858.13 - Step 5: Solve for x
x = 13,253,507,635,858.13/3,381,960.99 - Step 6: Final answer
x = 3,918,882.47
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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.