Finding the Fourth Proportional to 4,217,999.26, 6,328,077.80 and 1,226,183.26
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Solution
The fourth proportional to 4,217,999.26, 6,328,077.80 and 1,226,183.26 is: 1,839,588.53
Step by Step Solution
- Step 1: Write the proportion equation
4,217,999.26 : 6,328,077.80 = 1,226,183.26 : x - Step 2: Convert to fraction form
4,217,999.26/6,328,077.80 = 1,226,183.26/x - Step 3: Cross multiply
4,217,999.26x = 6,328,077.80 × 1,226,183.26 - Step 4: Simplify right side
4,217,999.26x = 7,759,383,066,337.63 - Step 5: Solve for x
x = 7,759,383,066,337.63/4,217,999.26 - Step 6: Final answer
x = 1,839,588.53
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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.