Finding the Fourth Proportional to 3,630,988.80, 5,448,232.80 and 2,563,732.80
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Solution
The fourth proportional to 3,630,988.80, 5,448,232.80 and 2,563,732.80 is: 3,846,834.54
Step by Step Solution
- Step 1: Write the proportion equation
3,630,988.80 : 5,448,232.80 = 2,563,732.80 : x - Step 2: Convert to fraction form
3,630,988.80/5,448,232.80 = 2,563,732.80/x - Step 3: Cross multiply
3,630,988.80x = 5,448,232.80 × 2,563,732.80 - Step 4: Simplify right side
3,630,988.80x = 13,967,813,131,395.84 - Step 5: Solve for x
x = 13,967,813,131,395.84/3,630,988.80 - Step 6: Final answer
x = 3,846,834.54
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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.