Finding the Fourth Proportional to 2,106,754.84, 3,158,622.78 and 892,413.28
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Solution
The fourth proportional to 2,106,754.84, 3,158,622.78 and 892,413.28 is: 1,337,980.51
Step by Step Solution
- Step 1: Write the proportion equation
2,106,754.84 : 3,158,622.78 = 892,413.28 : x - Step 2: Convert to fraction form
2,106,754.84/3,158,622.78 = 892,413.28/x - Step 3: Cross multiply
2,106,754.84x = 3,158,622.78 × 892,413.28 - Step 4: Simplify right side
2,106,754.84x = 2,818,796,915,382.52 - Step 5: Solve for x
x = 2,818,796,915,382.52/2,106,754.84 - Step 6: Final answer
x = 1,337,980.51
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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.