Finding the Fourth Proportional to 5,411,198.26, 7,467,457.71 and 2,930,438.26
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Solution
The fourth proportional to 5,411,198.26, 7,467,457.71 and 2,930,438.26 is: 4,044,007.03
Step by Step Solution
- Step 1: Write the proportion equation
5,411,198.26 : 7,467,457.71 = 2,930,438.26 : x - Step 2: Convert to fraction form
5,411,198.26/7,467,457.71 = 2,930,438.26/x - Step 3: Cross multiply
5,411,198.26x = 7,467,457.71 × 2,930,438.26 - Step 4: Simplify right side
5,411,198.26x = 21,882,923,778,315.98 - Step 5: Solve for x
x = 21,882,923,778,315.98/5,411,198.26 - Step 6: Final answer
x = 4,044,007.03
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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.