Finding the Fourth Proportional to 6,277,731.40, 9,416,706.36 and 1,728,756.84
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Solution
The fourth proportional to 6,277,731.40, 9,416,706.36 and 1,728,756.84 is: 2,593,165.35
Step by Step Solution
- Step 1: Write the proportion equation
6,277,731.40 : 9,416,706.36 = 1,728,756.84 : x - Step 2: Convert to fraction form
6,277,731.40/9,416,706.36 = 1,728,756.84/x - Step 3: Cross multiply
6,277,731.40x = 9,416,706.36 × 1,728,756.84 - Step 4: Simplify right side
6,277,731.40x = 16,279,195,530,121.50 - Step 5: Solve for x
x = 16,279,195,530,121.50/6,277,731.40 - Step 6: Final answer
x = 2,593,165.35
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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.