Finding the Fourth Proportional to 3,424,823.08, 4,729,432.74 and 2,563,888.84
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Solution
The fourth proportional to 3,424,823.08, 4,729,432.74 and 2,563,888.84 is: 3,540,544.88
Step by Step Solution
- Step 1: Write the proportion equation
3,424,823.08 : 4,729,432.74 = 2,563,888.84 : x - Step 2: Convert to fraction form
3,424,823.08/4,729,432.74 = 2,563,888.84/x - Step 3: Cross multiply
3,424,823.08x = 4,729,432.74 × 2,563,888.84 - Step 4: Simplify right side
3,424,823.08x = 12,125,739,821,616.62 - Step 5: Solve for x
x = 12,125,739,821,616.62/3,424,823.08 - Step 6: Final answer
x = 3,540,544.88
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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.