Finding the Fourth Proportional to 2,828,040.36, 3,906,631.97 and 2,723,048.27
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Solution
The fourth proportional to 2,828,040.36, 3,906,631.97 and 2,723,048.27 is: 3,761,596.74
Step by Step Solution
- Step 1: Write the proportion equation
2,828,040.36 : 3,906,631.97 = 2,723,048.27 : x - Step 2: Convert to fraction form
2,828,040.36/3,906,631.97 = 2,723,048.27/x - Step 3: Cross multiply
2,828,040.36x = 3,906,631.97 × 2,723,048.27 - Step 4: Simplify right side
2,828,040.36x = 10,637,947,394,286.79 - Step 5: Solve for x
x = 10,637,947,394,286.79/2,828,040.36 - Step 6: Final answer
x = 3,761,596.74
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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.