Finding the Fourth Proportional to 2,083,175.97, 2,873,625.36 and 1,211,912.79
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Solution
The fourth proportional to 2,083,175.97, 2,873,625.36 and 1,211,912.79 is: 1,671,766.27
Step by Step Solution
- Step 1: Write the proportion equation
2,083,175.97 : 2,873,625.36 = 1,211,912.79 : x - Step 2: Convert to fraction form
2,083,175.97/2,873,625.36 = 1,211,912.79/x - Step 3: Cross multiply
2,083,175.97x = 2,873,625.36 × 1,211,912.79 - Step 4: Simplify right side
2,083,175.97x = 3,482,583,327,452.35 - Step 5: Solve for x
x = 3,482,583,327,452.35/2,083,175.97 - Step 6: Final answer
x = 1,671,766.27
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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.