Finding the Fourth Proportional to 4,086,313.94, 5,639,119.74 and 2,250,777.31
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Solution
The fourth proportional to 4,086,313.94, 5,639,119.74 and 2,250,777.31 is: 3,106,076.26
Step by Step Solution
- Step 1: Write the proportion equation
4,086,313.94 : 5,639,119.74 = 2,250,777.31 : x - Step 2: Convert to fraction form
4,086,313.94/5,639,119.74 = 2,250,777.31/x - Step 3: Cross multiply
4,086,313.94x = 5,639,119.74 × 2,250,777.31 - Step 4: Simplify right side
4,086,313.94x = 12,692,402,745,067.30 - Step 5: Solve for x
x = 12,692,402,745,067.30/4,086,313.94 - Step 6: Final answer
x = 3,106,076.26
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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.