Finding the Fourth Proportional to 1,450,163.40, 2,001,282.24 and 992,238.40
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Solution
The fourth proportional to 1,450,163.40, 2,001,282.24 and 992,238.40 is: 1,369,327.82
Step by Step Solution
- Step 1: Write the proportion equation
1,450,163.40 : 2,001,282.24 = 992,238.40 : x - Step 2: Convert to fraction form
1,450,163.40/2,001,282.24 = 992,238.40/x - Step 3: Cross multiply
1,450,163.40x = 2,001,282.24 × 992,238.40 - Step 4: Simplify right side
1,450,163.40x = 1,985,749,087,766.02 - Step 5: Solve for x
x = 1,985,749,087,766.02/1,450,163.40 - Step 6: Final answer
x = 1,369,327.82
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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.