Finding the Fourth Proportional to 3,281,352.37, 4,528,524.08 and 1,811,553.05
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Solution
The fourth proportional to 3,281,352.37, 4,528,524.08 and 1,811,553.05 is: 2,500,085.54
Step by Step Solution
- Step 1: Write the proportion equation
3,281,352.37 : 4,528,524.08 = 1,811,553.05 : x - Step 2: Convert to fraction form
3,281,352.37/4,528,524.08 = 1,811,553.05/x - Step 3: Cross multiply
3,281,352.37x = 4,528,524.08 × 1,811,553.05 - Step 4: Simplify right side
3,281,352.37x = 8,203,661,609,122.44 - Step 5: Solve for x
x = 8,203,661,609,122.44/3,281,352.37 - Step 6: Final answer
x = 2,500,085.54
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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.