Finding the Fourth Proportional to 3,631,598.66, 5,440,311.28 and 2,829,122.75
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Solution
The fourth proportional to 3,631,598.66, 5,440,311.28 and 2,829,122.75 is: 4,238,163.37
Step by Step Solution
- Step 1: Write the proportion equation
3,631,598.66 : 5,440,311.28 = 2,829,122.75 : x - Step 2: Convert to fraction form
3,631,598.66/5,440,311.28 = 2,829,122.75/x - Step 3: Cross multiply
3,631,598.66x = 5,440,311.28 × 2,829,122.75 - Step 4: Simplify right side
3,631,598.66x = 15,391,308,415,857.59 - Step 5: Solve for x
x = 15,391,308,415,857.59/3,631,598.66 - Step 6: Final answer
x = 4,238,163.37
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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.