Finding the Fourth Proportional to 4,236,976.18, 5,847,064.77 and 2,303,239.87
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Solution
The fourth proportional to 4,236,976.18, 5,847,064.77 and 2,303,239.87 is: 3,178,491.48
Step by Step Solution
- Step 1: Write the proportion equation
4,236,976.18 : 5,847,064.77 = 2,303,239.87 : x - Step 2: Convert to fraction form
4,236,976.18/5,847,064.77 = 2,303,239.87/x - Step 3: Cross multiply
4,236,976.18x = 5,847,064.77 × 2,303,239.87 - Step 4: Simplify right side
4,236,976.18x = 13,467,192,700,736.38 - Step 5: Solve for x
x = 13,467,192,700,736.38/4,236,976.18 - Step 6: Final answer
x = 3,178,491.48
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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.