Finding the Fourth Proportional to 4,258,968.97, 5,876,478.98 and 2,709,671.17
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Solution
The fourth proportional to 4,258,968.97, 5,876,478.98 and 2,709,671.17 is: 3,738,774.75
Step by Step Solution
- Step 1: Write the proportion equation
4,258,968.97 : 5,876,478.98 = 2,709,671.17 : x - Step 2: Convert to fraction form
4,258,968.97/5,876,478.98 = 2,709,671.17/x - Step 3: Cross multiply
4,258,968.97x = 5,876,478.98 × 2,709,671.17 - Step 4: Simplify right side
4,258,968.97x = 15,923,325,659,668.65 - Step 5: Solve for x
x = 15,923,325,659,668.65/4,258,968.97 - Step 6: Final answer
x = 3,738,774.75
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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.