Finding the Fourth Proportional to 2,855,733.44, 3,940,942.56 and 1,566,576.32
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Solution
The fourth proportional to 2,855,733.44, 3,940,942.56 and 1,566,576.32 is: 2,161,892.01
Step by Step Solution
- Step 1: Write the proportion equation
2,855,733.44 : 3,940,942.56 = 1,566,576.32 : x - Step 2: Convert to fraction form
2,855,733.44/3,940,942.56 = 1,566,576.32/x - Step 3: Cross multiply
2,855,733.44x = 3,940,942.56 × 1,566,576.32 - Step 4: Simplify right side
2,855,733.44x = 6,173,787,292,976.18 - Step 5: Solve for x
x = 6,173,787,292,976.18/2,855,733.44 - Step 6: Final answer
x = 2,161,892.01
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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.