Finding the Fourth Proportional to 2,080,340.08, 3,120,191.40 and 660,212.08
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Solution
The fourth proportional to 2,080,340.08, 3,120,191.40 and 660,212.08 is: 990,216.97
Step by Step Solution
- Step 1: Write the proportion equation
2,080,340.08 : 3,120,191.40 = 660,212.08 : x - Step 2: Convert to fraction form
2,080,340.08/3,120,191.40 = 660,212.08/x - Step 3: Cross multiply
2,080,340.08x = 3,120,191.40 × 660,212.08 - Step 4: Simplify right side
2,080,340.08x = 2,059,988,054,192.11 - Step 5: Solve for x
x = 2,059,988,054,192.11/2,080,340.08 - Step 6: Final answer
x = 990,216.97
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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.