Finding the Fourth Proportional to 3,467,197.26, 4,784,472.36 and 1,939,009.14
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Solution
The fourth proportional to 3,467,197.26, 4,784,472.36 and 1,939,009.14 is: 2,675,687.29
Step by Step Solution
- Step 1: Write the proportion equation
3,467,197.26 : 4,784,472.36 = 1,939,009.14 : x - Step 2: Convert to fraction form
3,467,197.26/4,784,472.36 = 1,939,009.14/x - Step 3: Cross multiply
3,467,197.26x = 4,784,472.36 × 1,939,009.14 - Step 4: Simplify right side
3,467,197.26x = 9,277,135,636,117.37 - Step 5: Solve for x
x = 9,277,135,636,117.37/3,467,197.26 - Step 6: Final answer
x = 2,675,687.29
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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.