Finding the Fourth Proportional to 3,239,108.12, 4,849,233.19 and 1,698,450.17
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Solution
The fourth proportional to 3,239,108.12, 4,849,233.19 and 1,698,450.17 is: 2,542,731.08
Step by Step Solution
- Step 1: Write the proportion equation
3,239,108.12 : 4,849,233.19 = 1,698,450.17 : x - Step 2: Convert to fraction form
3,239,108.12/4,849,233.19 = 1,698,450.17/x - Step 3: Cross multiply
3,239,108.12x = 4,849,233.19 × 1,698,450.17 - Step 4: Simplify right side
3,239,108.12x = 8,236,180,907,432.85 - Step 5: Solve for x
x = 8,236,180,907,432.85/3,239,108.12 - Step 6: Final answer
x = 2,542,731.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.