Finding the Fourth Proportional to 2,380,220.11, 3,569,572 and 782,413.84
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Solution
The fourth proportional to 2,380,220.11, 3,569,572 and 782,413.84 is: 1,173,371.54
Step by Step Solution
- Step 1: Write the proportion equation
2,380,220.11 : 3,569,572 = 782,413.84 : x - Step 2: Convert to fraction form
2,380,220.11/3,569,572 = 782,413.84/x - Step 3: Cross multiply
2,380,220.11x = 3,569,572 × 782,413.84 - Step 4: Simplify right side
2,380,220.11x = 2,792,882,535,676.48 - Step 5: Solve for x
x = 2,792,882,535,676.48/2,380,220.11 - Step 6: Final answer
x = 1,173,371.54
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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.