Finding the Fourth Proportional to 3,201,206.86, 4,417,806.99 and 1,843,517.26
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Solution
The fourth proportional to 3,201,206.86, 4,417,806.99 and 1,843,517.26 is: 2,544,135.32
Step by Step Solution
- Step 1: Write the proportion equation
3,201,206.86 : 4,417,806.99 = 1,843,517.26 : x - Step 2: Convert to fraction form
3,201,206.86/4,417,806.99 = 1,843,517.26/x - Step 3: Cross multiply
3,201,206.86x = 4,417,806.99 × 1,843,517.26 - Step 4: Simplify right side
3,201,206.86x = 8,144,303,437,413.65 - Step 5: Solve for x
x = 8,144,303,437,413.65/3,201,206.86 - Step 6: Final answer
x = 2,544,135.32
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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.