Finding the Fourth Proportional to 1,577,112.68, 2,176,413.36 and 898,049.18
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Solution
The fourth proportional to 1,577,112.68, 2,176,413.36 and 898,049.18 is: 1,239,306.65
Step by Step Solution
- Step 1: Write the proportion equation
1,577,112.68 : 2,176,413.36 = 898,049.18 : x - Step 2: Convert to fraction form
1,577,112.68/2,176,413.36 = 898,049.18/x - Step 3: Cross multiply
1,577,112.68x = 2,176,413.36 × 898,049.18 - Step 4: Simplify right side
1,577,112.68x = 1,954,526,233,289.04 - Step 5: Solve for x
x = 1,954,526,233,289.04/1,577,112.68 - Step 6: Final answer
x = 1,239,306.65
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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.