Finding the Fourth Proportional to 1,811,413.80, 2,714,010.30 and 957,220.20
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Solution
The fourth proportional to 1,811,413.80, 2,714,010.30 and 957,220.20 is: 1,434,186.65
Step by Step Solution
- Step 1: Write the proportion equation
1,811,413.80 : 2,714,010.30 = 957,220.20 : x - Step 2: Convert to fraction form
1,811,413.80/2,714,010.30 = 957,220.20/x - Step 3: Cross multiply
1,811,413.80x = 2,714,010.30 × 957,220.20 - Step 4: Simplify right side
1,811,413.80x = 2,597,905,482,168.06 - Step 5: Solve for x
x = 2,597,905,482,168.06/1,811,413.80 - Step 6: Final answer
x = 1,434,186.65
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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.