Finding the Fourth Proportional to 4,228,108.88, 5,832,350.12 and 2,698,491.92
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Solution
The fourth proportional to 4,228,108.88, 5,832,350.12 and 2,698,491.92 is: 3,722,361.49
Step by Step Solution
- Step 1: Write the proportion equation
4,228,108.88 : 5,832,350.12 = 2,698,491.92 : x - Step 2: Convert to fraction form
4,228,108.88/5,832,350.12 = 2,698,491.92/x - Step 3: Cross multiply
4,228,108.88x = 5,832,350.12 × 2,698,491.92 - Step 4: Simplify right side
4,228,108.88x = 15,738,549,673,431.03 - Step 5: Solve for x
x = 15,738,549,673,431.03/4,228,108.88 - Step 6: Final answer
x = 3,722,361.49
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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.