Finding the Fourth Proportional to 2,276,888.97, 3,142,171.94 and 1,244,454.33
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Solution
The fourth proportional to 2,276,888.97, 3,142,171.94 and 1,244,454.33 is: 1,717,382.59
Step by Step Solution
- Step 1: Write the proportion equation
2,276,888.97 : 3,142,171.94 = 1,244,454.33 : x - Step 2: Convert to fraction form
2,276,888.97/3,142,171.94 = 1,244,454.33/x - Step 3: Cross multiply
2,276,888.97x = 3,142,171.94 × 1,244,454.33 - Step 4: Simplify right side
2,276,888.97x = 3,910,289,470,115.23 - Step 5: Solve for x
x = 3,910,289,470,115.23/2,276,888.97 - Step 6: Final answer
x = 1,717,382.59
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1.5x scale
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.