Finding the Fourth Proportional to 4,177,980.16, 6,268,742.32 and 2,282,507.26
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Solution
The fourth proportional to 4,177,980.16, 6,268,742.32 and 2,282,507.26 is: 3,424,729.01
Step by Step Solution
- Step 1: Write the proportion equation
4,177,980.16 : 6,268,742.32 = 2,282,507.26 : x - Step 2: Convert to fraction form
4,177,980.16/6,268,742.32 = 2,282,507.26/x - Step 3: Cross multiply
4,177,980.16x = 6,268,742.32 × 2,282,507.26 - Step 4: Simplify right side
4,177,980.16x = 14,308,449,856,469.24 - Step 5: Solve for x
x = 14,308,449,856,469.24/4,177,980.16 - Step 6: Final answer
x = 3,424,729.01
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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.