Finding the Fourth Proportional to 3,067,121.10, 4,600,900.35 and 937,201.80
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Solution
The fourth proportional to 3,067,121.10, 4,600,900.35 and 937,201.80 is: 1,405,869.53
Step by Step Solution
- Step 1: Write the proportion equation
3,067,121.10 : 4,600,900.35 = 937,201.80 : x - Step 2: Convert to fraction form
3,067,121.10/4,600,900.35 = 937,201.80/x - Step 3: Cross multiply
3,067,121.10x = 4,600,900.35 × 937,201.80 - Step 4: Simplify right side
3,067,121.10x = 4,311,972,089,640.63 - Step 5: Solve for x
x = 4,311,972,089,640.63/3,067,121.10 - Step 6: Final answer
x = 1,405,869.53
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1.5x scale
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.