Finding the Fourth Proportional to 4,749,757.02, 7,107,817.50 and 2,953,486.44
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Solution
The fourth proportional to 4,749,757.02, 7,107,817.50 and 2,953,486.44 is: 4,419,771.90
Step by Step Solution
- Step 1: Write the proportion equation
4,749,757.02 : 7,107,817.50 = 2,953,486.44 : x - Step 2: Convert to fraction form
4,749,757.02/7,107,817.50 = 2,953,486.44/x - Step 3: Cross multiply
4,749,757.02x = 7,107,817.50 × 2,953,486.44 - Step 4: Simplify right side
4,749,757.02x = 20,992,842,604,244.70 - Step 5: Solve for x
x = 20,992,842,604,244.70/4,749,757.02 - Step 6: Final answer
x = 4,419,771.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.