Finding the Fourth Proportional to 4,958,173.44, 6,842,946.96 and 2,782,835.52
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Solution
The fourth proportional to 4,958,173.44, 6,842,946.96 and 2,782,835.52 is: 3,840,687.72
Step by Step Solution
- Step 1: Write the proportion equation
4,958,173.44 : 6,842,946.96 = 2,782,835.52 : x - Step 2: Convert to fraction form
4,958,173.44/6,842,946.96 = 2,782,835.52/x - Step 3: Cross multiply
4,958,173.44x = 6,842,946.96 × 2,782,835.52 - Step 4: Simplify right side
4,958,173.44x = 19,042,795,861,764.02 - Step 5: Solve for x
x = 19,042,795,861,764.02/4,958,173.44 - Step 6: Final answer
x = 3,840,687.72
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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.