Finding the Fourth Proportional to 4,022,305.06, 5,550,780.99 and 2,211,469.06
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Solution
The fourth proportional to 4,022,305.06, 5,550,780.99 and 2,211,469.06 is: 3,051,827.31
Step by Step Solution
- Step 1: Write the proportion equation
4,022,305.06 : 5,550,780.99 = 2,211,469.06 : x - Step 2: Convert to fraction form
4,022,305.06/5,550,780.99 = 2,211,469.06/x - Step 3: Cross multiply
4,022,305.06x = 5,550,780.99 × 2,211,469.06 - Step 4: Simplify right side
4,022,305.06x = 12,275,380,418,221.17 - Step 5: Solve for x
x = 12,275,380,418,221.17/4,022,305.06 - Step 6: Final answer
x = 3,051,827.31
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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.