Finding the Fourth Proportional to 2,519,180.68, 3,778,381.41 and 921,370.09
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Solution
The fourth proportional to 2,519,180.68, 3,778,381.41 and 921,370.09 is: 1,381,912.64
Step by Step Solution
- Step 1: Write the proportion equation
2,519,180.68 : 3,778,381.41 = 921,370.09 : x - Step 2: Convert to fraction form
2,519,180.68/3,778,381.41 = 921,370.09/x - Step 3: Cross multiply
2,519,180.68x = 3,778,381.41 × 921,370.09 - Step 4: Simplify right side
2,519,180.68x = 3,481,287,619,786.03 - Step 5: Solve for x
x = 3,481,287,619,786.03/2,519,180.68 - Step 6: Final answer
x = 1,381,912.64
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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.