Finding the Fourth Proportional to 1,162,269.44, 1,603,788.36 and 672,323.12
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Solution
The fourth proportional to 1,162,269.44, 1,603,788.36 and 672,323.12 is: 927,722.92
Step by Step Solution
- Step 1: Write the proportion equation
1,162,269.44 : 1,603,788.36 = 672,323.12 : x - Step 2: Convert to fraction form
1,162,269.44/1,603,788.36 = 672,323.12/x - Step 3: Cross multiply
1,162,269.44x = 1,603,788.36 × 672,323.12 - Step 4: Simplify right side
1,162,269.44x = 1,078,263,994,014.88 - Step 5: Solve for x
x = 1,078,263,994,014.88/1,162,269.44 - Step 6: Final answer
x = 927,722.92
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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.