Finding the Fourth Proportional to 3,767,010.24, 5,198,651.86 and 2,135,449.24
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Solution
The fourth proportional to 3,767,010.24, 5,198,651.86 and 2,135,449.24 is: 2,947,020.70
Step by Step Solution
- Step 1: Write the proportion equation
3,767,010.24 : 5,198,651.86 = 2,135,449.24 : x - Step 2: Convert to fraction form
3,767,010.24/5,198,651.86 = 2,135,449.24/x - Step 3: Cross multiply
3,767,010.24x = 5,198,651.86 × 2,135,449.24 - Step 4: Simplify right side
3,767,010.24x = 11,101,457,163,461.59 - Step 5: Solve for x
x = 11,101,457,163,461.59/3,767,010.24 - Step 6: Final answer
x = 2,947,020.70
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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.