Finding the Fourth Proportional to 4,146,862.23, 5,722,697.99 and 2,311,438.68
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Solution
The fourth proportional to 4,146,862.23, 5,722,697.99 and 2,311,438.68 is: 3,189,801.05
Step by Step Solution
- Step 1: Write the proportion equation
4,146,862.23 : 5,722,697.99 = 2,311,438.68 : x - Step 2: Convert to fraction form
4,146,862.23/5,722,697.99 = 2,311,438.68/x - Step 3: Cross multiply
4,146,862.23x = 5,722,697.99 × 2,311,438.68 - Step 4: Simplify right side
4,146,862.23x = 13,227,665,493,822.85 - Step 5: Solve for x
x = 13,227,665,493,822.85/4,146,862.23 - Step 6: Final answer
x = 3,189,801.05
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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.