Finding the Fourth Proportional to 1,467,571.65, 2,201,576.21 and 520,863.09
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Solution
The fourth proportional to 1,467,571.65, 2,201,576.21 and 520,863.09 is: 781,372.27
Step by Step Solution
- Step 1: Write the proportion equation
1,467,571.65 : 2,201,576.21 = 520,863.09 : x - Step 2: Convert to fraction form
1,467,571.65/2,201,576.21 = 520,863.09/x - Step 3: Cross multiply
1,467,571.65x = 2,201,576.21 × 520,863.09 - Step 4: Simplify right side
1,467,571.65x = 1,146,719,785,006.77 - Step 5: Solve for x
x = 1,146,719,785,006.77/1,467,571.65 - Step 6: Final answer
x = 781,372.27
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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.