Finding the Fourth Proportional to 3,263,337.84, 4,503,142.20 and 1,886,769.88
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Solution
The fourth proportional to 3,263,337.84, 4,503,142.20 and 1,886,769.88 is: 2,603,589.78
Step by Step Solution
- Step 1: Write the proportion equation
3,263,337.84 : 4,503,142.20 = 1,886,769.88 : x - Step 2: Convert to fraction form
3,263,337.84/4,503,142.20 = 1,886,769.88/x - Step 3: Cross multiply
3,263,337.84x = 4,503,142.20 × 1,886,769.88 - Step 4: Simplify right side
3,263,337.84x = 8,496,393,045,801.23 - Step 5: Solve for x
x = 8,496,393,045,801.23/3,263,337.84 - Step 6: Final answer
x = 2,603,589.78
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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.