Finding the Fourth Proportional to 5,619,245.13, 8,425,454.49 and 2,203,439.55
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Solution
The fourth proportional to 5,619,245.13, 8,425,454.49 and 2,203,439.55 is: 3,303,820.93
Step by Step Solution
- Step 1: Write the proportion equation
5,619,245.13 : 8,425,454.49 = 2,203,439.55 : x - Step 2: Convert to fraction form
5,619,245.13/8,425,454.49 = 2,203,439.55/x - Step 3: Cross multiply
5,619,245.13x = 8,425,454.49 × 2,203,439.55 - Step 4: Simplify right side
5,619,245.13x = 18,564,979,649,991.08 - Step 5: Solve for x
x = 18,564,979,649,991.08/5,619,245.13 - Step 6: Final answer
x = 3,303,820.93
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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.