Finding the Fourth Proportional to 1,233,867.12, 1,702,704.65 and 682,603.19
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Solution
The fourth proportional to 1,233,867.12, 1,702,704.65 and 682,603.19 is: 941,974.70
Step by Step Solution
- Step 1: Write the proportion equation
1,233,867.12 : 1,702,704.65 = 682,603.19 : x - Step 2: Convert to fraction form
1,233,867.12/1,702,704.65 = 682,603.19/x - Step 3: Cross multiply
1,233,867.12x = 1,702,704.65 × 682,603.19 - Step 4: Simplify right side
1,233,867.12x = 1,162,271,613,791.29 - Step 5: Solve for x
x = 1,162,271,613,791.29/1,233,867.12 - Step 6: Final answer
x = 941,974.70
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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.