Finding the Fourth Proportional to 5,256,228, 7,253,840.64 and 2,964,339.84
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Solution
The fourth proportional to 5,256,228, 7,253,840.64 and 2,964,339.84 is: 4,090,927.72
Step by Step Solution
- Step 1: Write the proportion equation
5,256,228 : 7,253,840.64 = 2,964,339.84 : x - Step 2: Convert to fraction form
5,256,228/7,253,840.64 = 2,964,339.84/x - Step 3: Cross multiply
5,256,228x = 7,253,840.64 × 2,964,339.84 - Step 4: Simplify right side
5,256,228x = 21,502,848,802,163.09 - Step 5: Solve for x
x = 21,502,848,802,163.09/5,256,228 - Step 6: Final answer
x = 4,090,927.72
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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.