Finding the Fourth Proportional to 4,382,840.40, 6,048,203.67 and 2,449,116.96
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Solution
The fourth proportional to 4,382,840.40, 6,048,203.67 and 2,449,116.96 is: 3,379,716.54
Step by Step Solution
- Step 1: Write the proportion equation
4,382,840.40 : 6,048,203.67 = 2,449,116.96 : x - Step 2: Convert to fraction form
4,382,840.40/6,048,203.67 = 2,449,116.96/x - Step 3: Cross multiply
4,382,840.40x = 6,048,203.67 × 2,449,116.96 - Step 4: Simplify right side
4,382,840.40x = 14,812,758,185,731.24 - Step 5: Solve for x
x = 14,812,758,185,731.24/4,382,840.40 - Step 6: Final answer
x = 3,379,716.54
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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.