Finding the Fourth Proportional to 4,193,109.36, 5,786,414.73 and 2,332,515.78
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Solution
The fourth proportional to 4,193,109.36, 5,786,414.73 and 2,332,515.78 is: 3,218,829.40
Step by Step Solution
- Step 1: Write the proportion equation
4,193,109.36 : 5,786,414.73 = 2,332,515.78 : x - Step 2: Convert to fraction form
4,193,109.36/5,786,414.73 = 2,332,515.78/x - Step 3: Cross multiply
4,193,109.36x = 5,786,414.73 × 2,332,515.78 - Step 4: Simplify right side
4,193,109.36x = 13,496,903,667,349.44 - Step 5: Solve for x
x = 13,496,903,667,349.44/4,193,109.36 - Step 6: Final answer
x = 3,218,829.40
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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.