Finding the Fourth Proportional to 3,823,289.12, 5,276,096.88 and 2,104,372.64
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Solution
The fourth proportional to 3,823,289.12, 5,276,096.88 and 2,104,372.64 is: 2,904,011.07
Step by Step Solution
- Step 1: Write the proportion equation
3,823,289.12 : 5,276,096.88 = 2,104,372.64 : x - Step 2: Convert to fraction form
3,823,289.12/5,276,096.88 = 2,104,372.64/x - Step 3: Cross multiply
3,823,289.12x = 5,276,096.88 × 2,104,372.64 - Step 4: Simplify right side
3,823,289.12x = 11,102,873,920,261.36 - Step 5: Solve for x
x = 11,102,873,920,261.36/3,823,289.12 - Step 6: Final answer
x = 2,904,011.07
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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.