Finding the Fourth Proportional to 2,223,039.20, 3,067,754.02 and 1,256,148.68
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Solution
The fourth proportional to 2,223,039.20, 3,067,754.02 and 1,256,148.68 is: 1,733,462.53
Step by Step Solution
- Step 1: Write the proportion equation
2,223,039.20 : 3,067,754.02 = 1,256,148.68 : x - Step 2: Convert to fraction form
2,223,039.20/3,067,754.02 = 1,256,148.68/x - Step 3: Cross multiply
2,223,039.20x = 3,067,754.02 × 1,256,148.68 - Step 4: Simplify right side
2,223,039.20x = 3,853,555,162,787.69 - Step 5: Solve for x
x = 3,853,555,162,787.69/2,223,039.20 - Step 6: Final answer
x = 1,733,462.53
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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.