Finding the Fourth Proportional to 2,223,047.54, 3,067,765.68 and 1,256,156.92
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Solution
The fourth proportional to 2,223,047.54, 3,067,765.68 and 1,256,156.92 is: 1,733,473.99
Step by Step Solution
- Step 1: Write the proportion equation
2,223,047.54 : 3,067,765.68 = 1,256,156.92 : x - Step 2: Convert to fraction form
2,223,047.54/3,067,765.68 = 1,256,156.92/x - Step 3: Cross multiply
2,223,047.54x = 3,067,765.68 × 1,256,156.92 - Step 4: Simplify right side
2,223,047.54x = 3,853,595,096,415.80 - Step 5: Solve for x
x = 3,853,595,096,415.80/2,223,047.54 - Step 6: Final answer
x = 1,733,473.99
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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.