Finding the Fourth Proportional to 4,112,533.74, 5,675,473.88 and 2,276,991.97
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Solution
The fourth proportional to 4,112,533.74, 5,675,473.88 and 2,276,991.97 is: 3,142,347.09
Step by Step Solution
- Step 1: Write the proportion equation
4,112,533.74 : 5,675,473.88 = 2,276,991.97 : x - Step 2: Convert to fraction form
4,112,533.74/5,675,473.88 = 2,276,991.97/x - Step 3: Cross multiply
4,112,533.74x = 5,675,473.88 × 2,276,991.97 - Step 4: Simplify right side
4,112,533.74x = 12,923,008,422,327.37 - Step 5: Solve for x
x = 12,923,008,422,327.37/4,112,533.74 - Step 6: Final answer
x = 3,142,347.09
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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.