Finding the Fourth Proportional to 3,765,644.44, 5,199,091.80 and 2,892,924.84
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Solution
The fourth proportional to 3,765,644.44, 5,199,091.80 and 2,892,924.84 is: 3,994,158.78
Step by Step Solution
- Step 1: Write the proportion equation
3,765,644.44 : 5,199,091.80 = 2,892,924.84 : x - Step 2: Convert to fraction form
3,765,644.44/5,199,091.80 = 2,892,924.84/x - Step 3: Cross multiply
3,765,644.44x = 5,199,091.80 × 2,892,924.84 - Step 4: Simplify right side
3,765,644.44x = 15,040,581,813,660.31 - Step 5: Solve for x
x = 15,040,581,813,660.31/3,765,644.44 - Step 6: Final answer
x = 3,994,158.78
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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.