Finding the Fourth Proportional to 5,782,748.44, 7,980,239.73 and 3,204,472.27
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Solution
The fourth proportional to 5,782,748.44, 7,980,239.73 and 3,204,472.27 is: 4,422,197.71
Step by Step Solution
- Step 1: Write the proportion equation
5,782,748.44 : 7,980,239.73 = 3,204,472.27 : x - Step 2: Convert to fraction form
5,782,748.44/7,980,239.73 = 3,204,472.27/x - Step 3: Cross multiply
5,782,748.44x = 7,980,239.73 × 3,204,472.27 - Step 4: Simplify right side
5,782,748.44x = 25,572,456,922,737.29 - Step 5: Solve for x
x = 25,572,456,922,737.29/5,782,748.44 - Step 6: Final answer
x = 4,422,197.71
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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.