Finding the Fourth Proportional to 5,684,240.80, 8,519,103.60 and 2,314,640.80
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Solution
The fourth proportional to 5,684,240.80, 8,519,103.60 and 2,314,640.80 is: 3,469,005.88
Step by Step Solution
- Step 1: Write the proportion equation
5,684,240.80 : 8,519,103.60 = 2,314,640.80 : x - Step 2: Convert to fraction form
5,684,240.80/8,519,103.60 = 2,314,640.80/x - Step 3: Cross multiply
5,684,240.80x = 8,519,103.60 × 2,314,640.80 - Step 4: Simplify right side
5,684,240.80x = 19,718,664,771,986.88 - Step 5: Solve for x
x = 19,718,664,771,986.88/5,684,240.80 - Step 6: Final answer
x = 3,469,005.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.