Finding the Fourth Proportional to 1,906,481.71, 2,859,720.19 and 486,537.84
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Solution
The fourth proportional to 1,906,481.71, 2,859,720.19 and 486,537.84 is: 729,806.15
Step by Step Solution
- Step 1: Write the proportion equation
1,906,481.71 : 2,859,720.19 = 486,537.84 : x - Step 2: Convert to fraction form
1,906,481.71/2,859,720.19 = 486,537.84/x - Step 3: Cross multiply
1,906,481.71x = 2,859,720.19 × 486,537.84 - Step 4: Simplify right side
1,906,481.71x = 1,391,362,083,030.65 - Step 5: Solve for x
x = 1,391,362,083,030.65/1,906,481.71 - Step 6: Final answer
x = 729,806.15
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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.