Finding the Fourth Proportional to 1,428,462.24, 2,143,250.93 and 629,183.40
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Solution
The fourth proportional to 1,428,462.24, 2,143,250.93 and 629,183.40 is: 944,020.69
Step by Step Solution
- Step 1: Write the proportion equation
1,428,462.24 : 2,143,250.93 = 629,183.40 : x - Step 2: Convert to fraction form
1,428,462.24/2,143,250.93 = 629,183.40/x - Step 3: Cross multiply
1,428,462.24x = 2,143,250.93 × 629,183.40 - Step 4: Simplify right side
1,428,462.24x = 1,348,497,907,190.56 - Step 5: Solve for x
x = 1,348,497,907,190.56/1,428,462.24 - Step 6: Final answer
x = 944,020.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.