Finding the Fourth Proportional to 5,027,431.24, 7,540,173.42 and 1,953,416.68
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Solution
The fourth proportional to 5,027,431.24, 7,540,173.42 and 1,953,416.68 is: 2,929,746.79
Step by Step Solution
- Step 1: Write the proportion equation
5,027,431.24 : 7,540,173.42 = 1,953,416.68 : x - Step 2: Convert to fraction form
5,027,431.24/7,540,173.42 = 1,953,416.68/x - Step 3: Cross multiply
5,027,431.24x = 7,540,173.42 × 1,953,416.68 - Step 4: Simplify right side
5,027,431.24x = 14,729,100,528,720.64 - Step 5: Solve for x
x = 14,729,100,528,720.64/5,027,431.24 - Step 6: Final answer
x = 2,929,746.79
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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.