Finding the Fourth Proportional to 1,524,343.24, 2,286,515.67 and 387,190.72
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Solution
The fourth proportional to 1,524,343.24, 2,286,515.67 and 387,190.72 is: 580,786.29
Step by Step Solution
- Step 1: Write the proportion equation
1,524,343.24 : 2,286,515.67 = 387,190.72 : x - Step 2: Convert to fraction form
1,524,343.24/2,286,515.67 = 387,190.72/x - Step 3: Cross multiply
1,524,343.24x = 2,286,515.67 × 387,190.72 - Step 4: Simplify right side
1,524,343.24x = 885,317,648,558.58 - Step 5: Solve for x
x = 885,317,648,558.58/1,524,343.24 - Step 6: Final answer
x = 580,786.29
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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.