Finding the Fourth Proportional to 4,866,576.69, 6,715,919.34 and 2,691,266.20
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Solution
The fourth proportional to 4,866,576.69, 6,715,919.34 and 2,691,266.20 is: 3,713,971.42
Step by Step Solution
- Step 1: Write the proportion equation
4,866,576.69 : 6,715,919.34 = 2,691,266.20 : x - Step 2: Convert to fraction form
4,866,576.69/6,715,919.34 = 2,691,266.20/x - Step 3: Cross multiply
4,866,576.69x = 6,715,919.34 × 2,691,266.20 - Step 4: Simplify right side
4,866,576.69x = 18,074,326,721,668.31 - Step 5: Solve for x
x = 18,074,326,721,668.31/4,866,576.69 - Step 6: Final answer
x = 3,713,971.42
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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.