Finding the Fourth Proportional to 4,242,162.24, 5,854,573.44 and 2,407,219.20
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Solution
The fourth proportional to 4,242,162.24, 5,854,573.44 and 2,407,219.20 is: 3,322,183.55
Step by Step Solution
- Step 1: Write the proportion equation
4,242,162.24 : 5,854,573.44 = 2,407,219.20 : x - Step 2: Convert to fraction form
4,242,162.24/5,854,573.44 = 2,407,219.20/x - Step 3: Cross multiply
4,242,162.24x = 5,854,573.44 × 2,407,219.20 - Step 4: Simplify right side
4,242,162.24x = 14,093,241,592,578.05 - Step 5: Solve for x
x = 14,093,241,592,578.05/4,242,162.24 - Step 6: Final answer
x = 3,322,183.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.