Finding the Fourth Proportional to 2,789,977.36, 3,850,588.97 and 1,702,880.66
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Solution
The fourth proportional to 2,789,977.36, 3,850,588.97 and 1,702,880.66 is: 2,350,231.79
Step by Step Solution
- Step 1: Write the proportion equation
2,789,977.36 : 3,850,588.97 = 1,702,880.66 : x - Step 2: Convert to fraction form
2,789,977.36/3,850,588.97 = 1,702,880.66/x - Step 3: Cross multiply
2,789,977.36x = 3,850,588.97 × 1,702,880.66 - Step 4: Simplify right side
2,789,977.36x = 6,557,093,486,622.32 - Step 5: Solve for x
x = 6,557,093,486,622.32/2,789,977.36 - Step 6: Final answer
x = 2,350,231.79
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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.