Finding the Fourth Proportional to 4,775,115.20, 6,589,698.84 and 2,599,673.49
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Solution
The fourth proportional to 4,775,115.20, 6,589,698.84 and 2,599,673.49 is: 3,587,571.12
Step by Step Solution
- Step 1: Write the proportion equation
4,775,115.20 : 6,589,698.84 = 2,599,673.49 : x - Step 2: Convert to fraction form
4,775,115.20/6,589,698.84 = 2,599,673.49/x - Step 3: Cross multiply
4,775,115.20x = 6,589,698.84 × 2,599,673.49 - Step 4: Simplify right side
4,775,115.20x = 17,131,065,381,431.75 - Step 5: Solve for x
x = 17,131,065,381,431.75/4,775,115.20 - Step 6: Final answer
x = 3,587,571.12
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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.