Finding the Fourth Proportional to 5,465,201.80, 8,197,802.70 and 2,099,489.80
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Solution
The fourth proportional to 5,465,201.80, 8,197,802.70 and 2,099,489.80 is: 3,149,234.70
Step by Step Solution
- Step 1: Write the proportion equation
5,465,201.80 : 8,197,802.70 = 2,099,489.80 : x - Step 2: Convert to fraction form
5,465,201.80/8,197,802.70 = 2,099,489.80/x - Step 3: Cross multiply
5,465,201.80x = 8,197,802.70 × 2,099,489.80 - Step 4: Simplify right side
5,465,201.80x = 17,211,203,151,062.46 - Step 5: Solve for x
x = 17,211,203,151,062.46/5,465,201.80 - Step 6: Final answer
x = 3,149,234.70
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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.