Finding the Fourth Proportional to 2,368,928.06, 3,269,120.73 and 1,281,199.65
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Solution
The fourth proportional to 2,368,928.06, 3,269,120.73 and 1,281,199.65 is: 1,768,055.52
Step by Step Solution
- Step 1: Write the proportion equation
2,368,928.06 : 3,269,120.73 = 1,281,199.65 : x - Step 2: Convert to fraction form
2,368,928.06/3,269,120.73 = 1,281,199.65/x - Step 3: Cross multiply
2,368,928.06x = 3,269,120.73 × 1,281,199.65 - Step 4: Simplify right side
2,368,928.06x = 4,188,396,335,083.74 - Step 5: Solve for x
x = 4,188,396,335,083.74/2,368,928.06 - Step 6: Final answer
x = 1,768,055.52
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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.