Finding the Fourth Proportional to 4,277,176.71, 6,415,846.97 and 1,398,554.25
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Solution
The fourth proportional to 4,277,176.71, 6,415,846.97 and 1,398,554.25 is: 2,097,858.15
Step by Step Solution
- Step 1: Write the proportion equation
4,277,176.71 : 6,415,846.97 = 1,398,554.25 : x - Step 2: Convert to fraction form
4,277,176.71/6,415,846.97 = 1,398,554.25/x - Step 3: Cross multiply
4,277,176.71x = 6,415,846.97 × 1,398,554.25 - Step 4: Simplify right side
4,277,176.71x = 8,972,910,040,250.35 - Step 5: Solve for x
x = 8,972,910,040,250.35/4,277,176.71 - Step 6: Final answer
x = 2,097,858.15
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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.