Finding the Fourth Proportional to 4,183,392.78, 6,277,743.27 and 1,787,255.46
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Solution
The fourth proportional to 4,183,392.78, 6,277,743.27 and 1,787,255.46 is: 2,682,017.09
Step by Step Solution
- Step 1: Write the proportion equation
4,183,392.78 : 6,277,743.27 = 1,787,255.46 : x - Step 2: Convert to fraction form
4,183,392.78/6,277,743.27 = 1,787,255.46/x - Step 3: Cross multiply
4,183,392.78x = 6,277,743.27 × 1,787,255.46 - Step 4: Simplify right side
4,183,392.78x = 11,219,930,935,785.75 - Step 5: Solve for x
x = 11,219,930,935,785.75/4,183,392.78 - Step 6: Final answer
x = 2,682,017.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.