Finding the Fourth Proportional to 4,029,969.60, 5,561,349.30 and 2,194,399.44
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Solution
The fourth proportional to 4,029,969.60, 5,561,349.30 and 2,194,399.44 is: 3,028,266.46
Step by Step Solution
- Step 1: Write the proportion equation
4,029,969.60 : 5,561,349.30 = 2,194,399.44 : x - Step 2: Convert to fraction form
4,029,969.60/5,561,349.30 = 2,194,399.44/x - Step 3: Cross multiply
4,029,969.60x = 5,561,349.30 × 2,194,399.44 - Step 4: Simplify right side
4,029,969.60x = 12,203,821,789,564.39 - Step 5: Solve for x
x = 12,203,821,789,564.39/4,029,969.60 - Step 6: Final answer
x = 3,028,266.46
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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.