Finding the Fourth Proportional to 4,965,273.40, 7,449,983.70 and 1,600,511.80
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Solution
The fourth proportional to 4,965,273.40, 7,449,983.70 and 1,600,511.80 is: 2,401,436.11
Step by Step Solution
- Step 1: Write the proportion equation
4,965,273.40 : 7,449,983.70 = 1,600,511.80 : x - Step 2: Convert to fraction form
4,965,273.40/7,449,983.70 = 1,600,511.80/x - Step 3: Cross multiply
4,965,273.40x = 7,449,983.70 × 1,600,511.80 - Step 4: Simplify right side
4,965,273.40x = 11,923,786,821,657.66 - Step 5: Solve for x
x = 11,923,786,821,657.66/4,965,273.40 - Step 6: Final answer
x = 2,401,436.11
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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.