Finding the Fourth Proportional to 5,340,377.34, 8,011,329.42 and 1,647,713.94
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Solution
The fourth proportional to 5,340,377.34, 8,011,329.42 and 1,647,713.94 is: 2,471,806.45
Step by Step Solution
- Step 1: Write the proportion equation
5,340,377.34 : 8,011,329.42 = 1,647,713.94 : x - Step 2: Convert to fraction form
5,340,377.34/8,011,329.42 = 1,647,713.94/x - Step 3: Cross multiply
5,340,377.34x = 8,011,329.42 × 1,647,713.94 - Step 4: Simplify right side
5,340,377.34x = 13,200,379,163,266.11 - Step 5: Solve for x
x = 13,200,379,163,266.11/5,340,377.34 - Step 6: Final answer
x = 2,471,806.45
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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.