Finding the Fourth Proportional to 3,731,760.09, 5,149,865.49 and 2,077,930.44
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Solution
The fourth proportional to 3,731,760.09, 5,149,865.49 and 2,077,930.44 is: 2,867,564.37
Step by Step Solution
- Step 1: Write the proportion equation
3,731,760.09 : 5,149,865.49 = 2,077,930.44 : x - Step 2: Convert to fraction form
3,731,760.09/5,149,865.49 = 2,077,930.44/x - Step 3: Cross multiply
3,731,760.09x = 5,149,865.49 × 2,077,930.44 - Step 4: Simplify right side
3,731,760.09x = 10,701,062,263,576.52 - Step 5: Solve for x
x = 10,701,062,263,576.52/3,731,760.09 - Step 6: Final answer
x = 2,867,564.37
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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.