Finding the Fourth Proportional to 2,481,631.22, 3,424,576.44 and 1,379,058.92
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Solution
The fourth proportional to 2,481,631.22, 3,424,576.44 and 1,379,058.92 is: 1,903,059.83
Step by Step Solution
- Step 1: Write the proportion equation
2,481,631.22 : 3,424,576.44 = 1,379,058.92 : x - Step 2: Convert to fraction form
2,481,631.22/3,424,576.44 = 1,379,058.92/x - Step 3: Cross multiply
2,481,631.22x = 3,424,576.44 × 1,379,058.92 - Step 4: Simplify right side
2,481,631.22x = 4,722,692,686,803.85 - Step 5: Solve for x
x = 4,722,692,686,803.85/2,481,631.22 - Step 6: Final answer
x = 1,903,059.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.