Finding the Fourth Proportional to 3,801,954.85, 5,246,497.07 and 2,170,297.33
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Solution
The fourth proportional to 3,801,954.85, 5,246,497.07 and 2,170,297.33 is: 2,994,895.79
Step by Step Solution
- Step 1: Write the proportion equation
3,801,954.85 : 5,246,497.07 = 2,170,297.33 : x - Step 2: Convert to fraction form
3,801,954.85/5,246,497.07 = 2,170,297.33/x - Step 3: Cross multiply
3,801,954.85x = 5,246,497.07 × 2,170,297.33 - Step 4: Simplify right side
3,801,954.85x = 11,386,458,567,044.71 - Step 5: Solve for x
x = 11,386,458,567,044.71/3,801,954.85 - Step 6: Final answer
x = 2,994,895.79
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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.