Finding the Fourth Proportional to 4,317,203.21, 5,957,749.28 and 2,383,467.53
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Solution
The fourth proportional to 4,317,203.21, 5,957,749.28 and 2,383,467.53 is: 3,289,190.08
Step by Step Solution
- Step 1: Write the proportion equation
4,317,203.21 : 5,957,749.28 = 2,383,467.53 : x - Step 2: Convert to fraction form
4,317,203.21/5,957,749.28 = 2,383,467.53/x - Step 3: Cross multiply
4,317,203.21x = 5,957,749.28 × 2,383,467.53 - Step 4: Simplify right side
4,317,203.21x = 14,200,101,960,760.88 - Step 5: Solve for x
x = 14,200,101,960,760.88/4,317,203.21 - Step 6: Final answer
x = 3,289,190.08
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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.