Finding the Fourth Proportional to 5,861,450.52, 8,084,763.09 and 4,122,807.39
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Solution
The fourth proportional to 5,861,450.52, 8,084,763.09 and 4,122,807.39 is: 5,686,633.52
Step by Step Solution
- Step 1: Write the proportion equation
5,861,450.52 : 8,084,763.09 = 4,122,807.39 : x - Step 2: Convert to fraction form
5,861,450.52/8,084,763.09 = 4,122,807.39/x - Step 3: Cross multiply
5,861,450.52x = 8,084,763.09 × 4,122,807.39 - Step 4: Simplify right side
5,861,450.52x = 33,331,921,013,851.23 - Step 5: Solve for x
x = 33,331,921,013,851.23/5,861,450.52 - Step 6: Final answer
x = 5,686,633.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.