Finding the Fourth Proportional to 1,753,944.24, 2,420,450.42 and 949,128.24
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Solution
The fourth proportional to 1,753,944.24, 2,420,450.42 and 949,128.24 is: 1,309,800.96
Step by Step Solution
- Step 1: Write the proportion equation
1,753,944.24 : 2,420,450.42 = 949,128.24 : x - Step 2: Convert to fraction form
1,753,944.24/2,420,450.42 = 949,128.24/x - Step 3: Cross multiply
1,753,944.24x = 2,420,450.42 × 949,128.24 - Step 4: Simplify right side
1,753,944.24x = 2,297,317,842,396.22 - Step 5: Solve for x
x = 2,297,317,842,396.22/1,753,944.24 - Step 6: Final answer
x = 1,309,800.96
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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.