Finding the Fourth Proportional to 4,589,793.20, 6,883,768.20 and 2,193,633.20
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Solution
The fourth proportional to 4,589,793.20, 6,883,768.20 and 2,193,633.20 is: 3,290,009.33
Step by Step Solution
- Step 1: Write the proportion equation
4,589,793.20 : 6,883,768.20 = 2,193,633.20 : x - Step 2: Convert to fraction form
4,589,793.20/6,883,768.20 = 2,193,633.20/x - Step 3: Cross multiply
4,589,793.20x = 6,883,768.20 × 2,193,633.20 - Step 4: Simplify right side
4,589,793.20x = 15,100,462,464,624.24 - Step 5: Solve for x
x = 15,100,462,464,624.24/4,589,793.20 - Step 6: Final answer
x = 3,290,009.33
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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.