Finding the Fourth Proportional to 3,096,208.63, 4,274,197.84 and 1,856,405.69
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Solution
The fourth proportional to 3,096,208.63, 4,274,197.84 and 1,856,405.69 is: 2,562,697.20
Step by Step Solution
- Step 1: Write the proportion equation
3,096,208.63 : 4,274,197.84 = 1,856,405.69 : x - Step 2: Convert to fraction form
3,096,208.63/4,274,197.84 = 1,856,405.69/x - Step 3: Cross multiply
3,096,208.63x = 4,274,197.84 × 1,856,405.69 - Step 4: Simplify right side
3,096,208.63x = 7,934,645,187,339.47 - Step 5: Solve for x
x = 7,934,645,187,339.47/3,096,208.63 - Step 6: Final answer
x = 2,562,697.20
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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.