Finding the Fourth Proportional to 4,861,466.02, 6,708,958.38 and 2,686,149.31
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Solution
The fourth proportional to 4,861,466.02, 6,708,958.38 and 2,686,149.31 is: 3,706,960.79
Step by Step Solution
- Step 1: Write the proportion equation
4,861,466.02 : 6,708,958.38 = 2,686,149.31 : x - Step 2: Convert to fraction form
4,861,466.02/6,708,958.38 = 2,686,149.31/x - Step 3: Cross multiply
4,861,466.02x = 6,708,958.38 × 2,686,149.31 - Step 4: Simplify right side
4,861,466.02x = 18,021,263,923,255.72 - Step 5: Solve for x
x = 18,021,263,923,255.72/4,861,466.02 - Step 6: Final answer
x = 3,706,960.79
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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.