Finding the Fourth Proportional to 1,263,974.64, 1,744,291.17 and 691,014.84
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Solution
The fourth proportional to 1,263,974.64, 1,744,291.17 and 691,014.84 is: 953,603.85
Step by Step Solution
- Step 1: Write the proportion equation
1,263,974.64 : 1,744,291.17 = 691,014.84 : x - Step 2: Convert to fraction form
1,263,974.64/1,744,291.17 = 691,014.84/x - Step 3: Cross multiply
1,263,974.64x = 1,744,291.17 × 691,014.84 - Step 4: Simplify right side
1,263,974.64x = 1,205,331,083,750.96 - Step 5: Solve for x
x = 1,205,331,083,750.96/1,263,974.64 - Step 6: Final answer
x = 953,603.85
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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.