Finding the Fourth Proportional to 5,832,981.20, 8,749,471.80 and 3,271,566.80
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Solution
The fourth proportional to 5,832,981.20, 8,749,471.80 and 3,271,566.80 is: 4,907,350.20
Step by Step Solution
- Step 1: Write the proportion equation
5,832,981.20 : 8,749,471.80 = 3,271,566.80 : x - Step 2: Convert to fraction form
5,832,981.20/8,749,471.80 = 3,271,566.80/x - Step 3: Cross multiply
5,832,981.20x = 8,749,471.80 × 3,271,566.80 - Step 4: Simplify right side
5,832,981.20x = 28,624,481,458,416.24 - Step 5: Solve for x
x = 28,624,481,458,416.24/5,832,981.20 - Step 6: Final answer
x = 4,907,350.20
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1.5x scale
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.