Finding the Fourth Proportional to 3,588,443.07, 5,383,571.81 and 1,192,299.45
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Solution
The fourth proportional to 3,588,443.07, 5,383,571.81 and 1,192,299.45 is: 1,788,750.60
Step by Step Solution
- Step 1: Write the proportion equation
3,588,443.07 : 5,383,571.81 = 1,192,299.45 : x - Step 2: Convert to fraction form
3,588,443.07/5,383,571.81 = 1,192,299.45/x - Step 3: Cross multiply
3,588,443.07x = 5,383,571.81 × 1,192,299.45 - Step 4: Simplify right side
3,588,443.07x = 6,418,829,702,137.01 - Step 5: Solve for x
x = 6,418,829,702,137.01/3,588,443.07 - Step 6: Final answer
x = 1,788,750.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.