Finding the Fourth Proportional to 2,222,479.08, 3,067,035.88 and 1,203,883.84
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Solution
The fourth proportional to 2,222,479.08, 3,067,035.88 and 1,203,883.84 is: 1,661,367.69
Step by Step Solution
- Step 1: Write the proportion equation
2,222,479.08 : 3,067,035.88 = 1,203,883.84 : x - Step 2: Convert to fraction form
2,222,479.08/3,067,035.88 = 1,203,883.84/x - Step 3: Cross multiply
2,222,479.08x = 3,067,035.88 × 1,203,883.84 - Step 4: Simplify right side
2,222,479.08x = 3,692,354,932,632.18 - Step 5: Solve for x
x = 3,692,354,932,632.18/2,222,479.08 - Step 6: Final answer
x = 1,661,367.69
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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.