Finding the Fourth Proportional to 4,682,909.26, 6,463,454.40 and 2,846,977.42
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Solution
The fourth proportional to 4,682,909.26, 6,463,454.40 and 2,846,977.42 is: 3,929,460.88
Step by Step Solution
- Step 1: Write the proportion equation
4,682,909.26 : 6,463,454.40 = 2,846,977.42 : x - Step 2: Convert to fraction form
4,682,909.26/6,463,454.40 = 2,846,977.42/x - Step 3: Cross multiply
4,682,909.26x = 6,463,454.40 × 2,846,977.42 - Step 4: Simplify right side
4,682,909.26x = 18,401,308,731,999.65 - Step 5: Solve for x
x = 18,401,308,731,999.65/4,682,909.26 - Step 6: Final answer
x = 3,929,460.88
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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.