Finding the Fourth Proportional to 2,719,858.24, 3,753,474.42 and 1,496,195.20
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Solution
The fourth proportional to 2,719,858.24, 3,753,474.42 and 1,496,195.20 is: 2,064,787.91
Step by Step Solution
- Step 1: Write the proportion equation
2,719,858.24 : 3,753,474.42 = 1,496,195.20 : x - Step 2: Convert to fraction form
2,719,858.24/3,753,474.42 = 1,496,195.20/x - Step 3: Cross multiply
2,719,858.24x = 3,753,474.42 × 1,496,195.20 - Step 4: Simplify right side
2,719,858.24x = 5,615,930,410,526.78 - Step 5: Solve for x
x = 5,615,930,410,526.78/2,719,858.24 - Step 6: Final answer
x = 2,064,787.91
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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.