Finding the Fourth Proportional to 3,550,110.12, 5,319,745.94 and 2,107,953.52
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Solution
The fourth proportional to 3,550,110.12, 5,319,745.94 and 2,107,953.52 is: 3,158,712.49
Step by Step Solution
- Step 1: Write the proportion equation
3,550,110.12 : 5,319,745.94 = 2,107,953.52 : x - Step 2: Convert to fraction form
3,550,110.12/5,319,745.94 = 2,107,953.52/x - Step 3: Cross multiply
3,550,110.12x = 5,319,745.94 × 2,107,953.52 - Step 4: Simplify right side
3,550,110.12x = 11,213,777,169,064.29 - Step 5: Solve for x
x = 11,213,777,169,064.29/3,550,110.12 - Step 6: Final answer
x = 3,158,712.49
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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.