Finding the Fourth Proportional to 4,080,233.97, 6,120,129.46 and 1,240,124.69
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Solution
The fourth proportional to 4,080,233.97, 6,120,129.46 and 1,240,124.69 is: 1,860,119.71
Step by Step Solution
- Step 1: Write the proportion equation
4,080,233.97 : 6,120,129.46 = 1,240,124.69 : x - Step 2: Convert to fraction form
4,080,233.97/6,120,129.46 = 1,240,124.69/x - Step 3: Cross multiply
4,080,233.97x = 6,120,129.46 × 1,240,124.69 - Step 4: Simplify right side
4,080,233.97x = 7,589,723,618,741.72 - Step 5: Solve for x
x = 7,589,723,618,741.72/4,080,233.97 - Step 6: Final answer
x = 1,860,119.71
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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.