Finding the Fourth Proportional to 4,071,520.80, 6,106,843.80 and 1,079,704.80
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Solution
The fourth proportional to 4,071,520.80, 6,106,843.80 and 1,079,704.80 is: 1,619,441.21
Step by Step Solution
- Step 1: Write the proportion equation
4,071,520.80 : 6,106,843.80 = 1,079,704.80 : x - Step 2: Convert to fraction form
4,071,520.80/6,106,843.80 = 1,079,704.80/x - Step 3: Cross multiply
4,071,520.80x = 6,106,843.80 × 1,079,704.80 - Step 4: Simplify right side
4,071,520.80x = 6,593,588,563,710.24 - Step 5: Solve for x
x = 6,593,588,563,710.24/4,071,520.80 - Step 6: Final answer
x = 1,619,441.21
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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.