Finding the Fourth Proportional to 4,191,481.76, 6,289,662.36 and 1,762,459.44
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Solution
The fourth proportional to 4,191,481.76, 6,289,662.36 and 1,762,459.44 is: 2,644,715.03
Step by Step Solution
- Step 1: Write the proportion equation
4,191,481.76 : 6,289,662.36 = 1,762,459.44 : x - Step 2: Convert to fraction form
4,191,481.76/6,289,662.36 = 1,762,459.44/x - Step 3: Cross multiply
4,191,481.76x = 6,289,662.36 × 1,762,459.44 - Step 4: Simplify right side
4,191,481.76x = 11,085,274,800,794.68 - Step 5: Solve for x
x = 11,085,274,800,794.68/4,191,481.76 - Step 6: Final answer
x = 2,644,715.03
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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.