Finding the Fourth Proportional to 3,621,651.06, 4,994,452.64 and 2,379,067.58
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Solution
The fourth proportional to 3,621,651.06, 4,994,452.64 and 2,379,067.58 is: 3,280,862.83
Step by Step Solution
- Step 1: Write the proportion equation
3,621,651.06 : 4,994,452.64 = 2,379,067.58 : x - Step 2: Convert to fraction form
3,621,651.06/4,994,452.64 = 2,379,067.58/x - Step 3: Cross multiply
3,621,651.06x = 4,994,452.64 × 2,379,067.58 - Step 4: Simplify right side
3,621,651.06x = 11,882,140,355,669.41 - Step 5: Solve for x
x = 11,882,140,355,669.41/3,621,651.06 - Step 6: Final answer
x = 3,280,862.83
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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.