Finding the Fourth Proportional to 5,340,786.44, 8,011,179.75 and 1,297,247.00
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Solution
The fourth proportional to 5,340,786.44, 8,011,179.75 and 1,297,247.00 is: 1,945,870.52
Step by Step Solution
- Step 1: Write the proportion equation
5,340,786.44 : 8,011,179.75 = 1,297,247.00 : x - Step 2: Convert to fraction form
5,340,786.44/8,011,179.75 = 1,297,247.00/x - Step 3: Cross multiply
5,340,786.44x = 8,011,179.75 × 1,297,247.00 - Step 4: Simplify right side
5,340,786.44x = 10,392,478,861,957.03 - Step 5: Solve for x
x = 10,392,478,861,957.03/5,340,786.44 - Step 6: Final answer
x = 1,945,870.52
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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.