Finding the Fourth Proportional to 5,224,626.56, 7,209,331.79 and 2,901,203.19
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Solution
The fourth proportional to 5,224,626.56, 7,209,331.79 and 2,901,203.19 is: 4,003,297.87
Step by Step Solution
- Step 1: Write the proportion equation
5,224,626.56 : 7,209,331.79 = 2,901,203.19 : x - Step 2: Convert to fraction form
5,224,626.56/7,209,331.79 = 2,901,203.19/x - Step 3: Cross multiply
5,224,626.56x = 7,209,331.79 × 2,901,203.19 - Step 4: Simplify right side
5,224,626.56x = 20,915,736,372,410.39 - Step 5: Solve for x
x = 20,915,736,372,410.39/5,224,626.56 - Step 6: Final answer
x = 4,003,297.87
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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.