Finding the Fourth Proportional to 1,467,609.30, 2,201,413.95 and 1,257,657.30
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Solution
The fourth proportional to 1,467,609.30, 2,201,413.95 and 1,257,657.30 is: 1,886,485.95
Step by Step Solution
- Step 1: Write the proportion equation
1,467,609.30 : 2,201,413.95 = 1,257,657.30 : x - Step 2: Convert to fraction form
1,467,609.30/2,201,413.95 = 1,257,657.30/x - Step 3: Cross multiply
1,467,609.30x = 2,201,413.95 × 1,257,657.30 - Step 4: Simplify right side
1,467,609.30x = 2,768,624,324,539.34 - Step 5: Solve for x
x = 2,768,624,324,539.34/1,467,609.30 - Step 6: Final answer
x = 1,886,485.95
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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.