Finding the Fourth Proportional to 4,684,124.36, 6,463,735.60 and 2,848,329.20
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Solution
The fourth proportional to 4,684,124.36, 6,463,735.60 and 2,848,329.20 is: 3,930,477.81
Step by Step Solution
- Step 1: Write the proportion equation
4,684,124.36 : 6,463,735.60 = 2,848,329.20 : x - Step 2: Convert to fraction form
4,684,124.36/6,463,735.60 = 2,848,329.20/x - Step 3: Cross multiply
4,684,124.36x = 6,463,735.60 × 2,848,329.20 - Step 4: Simplify right side
4,684,124.36x = 18,410,846,850,559.52 - Step 5: Solve for x
x = 18,410,846,850,559.52/4,684,124.36 - Step 6: Final answer
x = 3,930,477.81
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1.5x scale
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.