Finding the Fourth Proportional to 3,977,135.94, 5,964,615.12 and 1,097,814.44
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Solution
The fourth proportional to 3,977,135.94, 5,964,615.12 and 1,097,814.44 is: 1,646,421.12
Step by Step Solution
- Step 1: Write the proportion equation
3,977,135.94 : 5,964,615.12 = 1,097,814.44 : x - Step 2: Convert to fraction form
3,977,135.94/5,964,615.12 = 1,097,814.44/x - Step 3: Cross multiply
3,977,135.94x = 5,964,615.12 × 1,097,814.44 - Step 4: Simplify right side
3,977,135.94x = 6,548,040,607,778.33 - Step 5: Solve for x
x = 6,548,040,607,778.33/3,977,135.94 - Step 6: Final answer
x = 1,646,421.12
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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.