Finding the Fourth Proportional to 4,102,613.38, 6,155,721.51 and 2,183,072.14
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Solution
The fourth proportional to 4,102,613.38, 6,155,721.51 and 2,183,072.14 is: 3,275,566.79
Step by Step Solution
- Step 1: Write the proportion equation
4,102,613.38 : 6,155,721.51 = 2,183,072.14 : x - Step 2: Convert to fraction form
4,102,613.38/6,155,721.51 = 2,183,072.14/x - Step 3: Cross multiply
4,102,613.38x = 6,155,721.51 × 2,183,072.14 - Step 4: Simplify right side
4,102,613.38x = 13,438,384,130,079.73 - Step 5: Solve for x
x = 13,438,384,130,079.73/4,102,613.38 - Step 6: Final answer
x = 3,275,566.79
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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.