Finding the Fourth Proportional to 4,206,074.96, 6,308,519.52 and 1,366,221.44
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Solution
The fourth proportional to 4,206,074.96, 6,308,519.52 and 1,366,221.44 is: 2,049,139.57
Step by Step Solution
- Step 1: Write the proportion equation
4,206,074.96 : 6,308,519.52 = 1,366,221.44 : x - Step 2: Convert to fraction form
4,206,074.96/6,308,519.52 = 1,366,221.44/x - Step 3: Cross multiply
4,206,074.96x = 6,308,519.52 × 1,366,221.44 - Step 4: Simplify right side
4,206,074.96x = 8,618,834,622,882.51 - Step 5: Solve for x
x = 8,618,834,622,882.51/4,206,074.96 - Step 6: Final answer
x = 2,049,139.57
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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.