Finding the Fourth Proportional to 3,682,102.06, 5,521,305.84 and 2,145,595.24
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Solution
The fourth proportional to 3,682,102.06, 5,521,305.84 and 2,145,595.24 is: 3,217,316.45
Step by Step Solution
- Step 1: Write the proportion equation
3,682,102.06 : 5,521,305.84 = 2,145,595.24 : x - Step 2: Convert to fraction form
3,682,102.06/5,521,305.84 = 2,145,595.24/x - Step 3: Cross multiply
3,682,102.06x = 5,521,305.84 × 2,145,595.24 - Step 4: Simplify right side
3,682,102.06x = 11,846,487,528,888.20 - Step 5: Solve for x
x = 11,846,487,528,888.20/3,682,102.06 - Step 6: Final answer
x = 3,217,316.45
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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.