Finding the Fourth Proportional to 5,588,730.40, 8,385,063.90 and 2,746,942.60
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Solution
The fourth proportional to 5,588,730.40, 8,385,063.90 and 2,746,942.60 is: 4,121,381.35
Step by Step Solution
- Step 1: Write the proportion equation
5,588,730.40 : 8,385,063.90 = 2,746,942.60 : x - Step 2: Convert to fraction form
5,588,730.40/8,385,063.90 = 2,746,942.60/x - Step 3: Cross multiply
5,588,730.40x = 8,385,063.90 × 2,746,942.60 - Step 4: Simplify right side
5,588,730.40x = 23,033,289,230,632.14 - Step 5: Solve for x
x = 23,033,289,230,632.14/5,588,730.40 - Step 6: Final answer
x = 4,121,381.35
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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.