Finding the Fourth Proportional to 6,296,268.40, 9,449,068.20 and 2,512,466.80
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Solution
The fourth proportional to 6,296,268.40, 9,449,068.20 and 2,512,466.80 is: 3,770,561.96
Step by Step Solution
- Step 1: Write the proportion equation
6,296,268.40 : 9,449,068.20 = 2,512,466.80 : x - Step 2: Convert to fraction form
6,296,268.40/9,449,068.20 = 2,512,466.80/x - Step 3: Cross multiply
6,296,268.40x = 9,449,068.20 × 2,512,466.80 - Step 4: Simplify right side
6,296,268.40x = 23,740,470,143,435.76 - Step 5: Solve for x
x = 23,740,470,143,435.76/6,296,268.40 - Step 6: Final answer
x = 3,770,561.96
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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.