Finding the Fourth Proportional to 4,313,601.77, 6,463,751.34 and 2,122,656.26
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Solution
The fourth proportional to 4,313,601.77, 6,463,751.34 and 2,122,656.26 is: 3,180,711.38
Step by Step Solution
- Step 1: Write the proportion equation
4,313,601.77 : 6,463,751.34 = 2,122,656.26 : x - Step 2: Convert to fraction form
4,313,601.77/6,463,751.34 = 2,122,656.26/x - Step 3: Cross multiply
4,313,601.77x = 6,463,751.34 × 2,122,656.26 - Step 4: Simplify right side
4,313,601.77x = 13,720,322,250,964.22 - Step 5: Solve for x
x = 13,720,322,250,964.22/4,313,601.77 - Step 6: Final answer
x = 3,180,711.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.