Finding the Fourth Proportional to 3,469,651.92, 5,202,432.63 and 1,621,119.06
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Solution
The fourth proportional to 3,469,651.92, 5,202,432.63 and 1,621,119.06 is: 2,430,722.99
Step by Step Solution
- Step 1: Write the proportion equation
3,469,651.92 : 5,202,432.63 = 1,621,119.06 : x - Step 2: Convert to fraction form
3,469,651.92/5,202,432.63 = 1,621,119.06/x - Step 3: Cross multiply
3,469,651.92x = 5,202,432.63 × 1,621,119.06 - Step 4: Simplify right side
3,469,651.92x = 8,433,762,694,858.93 - Step 5: Solve for x
x = 8,433,762,694,858.93/3,469,651.92 - Step 6: Final answer
x = 2,430,722.99
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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.