Finding the Fourth Proportional to 4,886,255.44, 6,743,212.70 and 2,952,142.36
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Solution
The fourth proportional to 4,886,255.44, 6,743,212.70 and 2,952,142.36 is: 4,074,065.32
Step by Step Solution
- Step 1: Write the proportion equation
4,886,255.44 : 6,743,212.70 = 2,952,142.36 : x - Step 2: Convert to fraction form
4,886,255.44/6,743,212.70 = 2,952,142.36/x - Step 3: Cross multiply
4,886,255.44x = 6,743,212.70 × 2,952,142.36 - Step 4: Simplify right side
4,886,255.44x = 19,906,923,854,159.97 - Step 5: Solve for x
x = 19,906,923,854,159.97/4,886,255.44 - Step 6: Final answer
x = 4,074,065.32
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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.