Finding the Fourth Proportional to 5,727,879.30, 8,595,556.89 and 2,136,519.12
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Solution
The fourth proportional to 5,727,879.30, 8,595,556.89 and 2,136,519.12 is: 3,206,172.94
Step by Step Solution
- Step 1: Write the proportion equation
5,727,879.30 : 8,595,556.89 = 2,136,519.12 : x - Step 2: Convert to fraction form
5,727,879.30/8,595,556.89 = 2,136,519.12/x - Step 3: Cross multiply
5,727,879.30x = 8,595,556.89 × 2,136,519.12 - Step 4: Simplify right side
5,727,879.30x = 18,364,571,642,532.74 - Step 5: Solve for x
x = 18,364,571,642,532.74/5,727,879.30 - Step 6: Final answer
x = 3,206,172.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.