Finding the Fourth Proportional to 3,722,244.20, 5,583,366.30 and 2,446,785.80
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Solution
The fourth proportional to 3,722,244.20, 5,583,366.30 and 2,446,785.80 is: 3,670,178.70
Step by Step Solution
- Step 1: Write the proportion equation
3,722,244.20 : 5,583,366.30 = 2,446,785.80 : x - Step 2: Convert to fraction form
3,722,244.20/5,583,366.30 = 2,446,785.80/x - Step 3: Cross multiply
3,722,244.20x = 5,583,366.30 × 2,446,785.80 - Step 4: Simplify right side
3,722,244.20x = 13,661,301,379,038.54 - Step 5: Solve for x
x = 13,661,301,379,038.54/3,722,244.20 - Step 6: Final answer
x = 3,670,178.70
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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.