Finding the Fourth Proportional to 4,175,558.64, 5,760,953.28 and 2,339,761.68
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Solution
The fourth proportional to 4,175,558.64, 5,760,953.28 and 2,339,761.68 is: 3,228,132.78
Step by Step Solution
- Step 1: Write the proportion equation
4,175,558.64 : 5,760,953.28 = 2,339,761.68 : x - Step 2: Convert to fraction form
4,175,558.64/5,760,953.28 = 2,339,761.68/x - Step 3: Cross multiply
4,175,558.64x = 5,760,953.28 × 2,339,761.68 - Step 4: Simplify right side
4,175,558.64x = 13,479,257,724,814.31 - Step 5: Solve for x
x = 13,479,257,724,814.31/4,175,558.64 - Step 6: Final answer
x = 3,228,132.78
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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.