Finding the Fourth Proportional to 3,613,053.69, 5,419,584.63 and 1,216,697.65
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Solution
The fourth proportional to 3,613,053.69, 5,419,584.63 and 1,216,697.65 is: 1,825,047.85
Step by Step Solution
- Step 1: Write the proportion equation
3,613,053.69 : 5,419,584.63 = 1,216,697.65 : x - Step 2: Convert to fraction form
3,613,053.69/5,419,584.63 = 1,216,697.65/x - Step 3: Cross multiply
3,613,053.69x = 5,419,584.63 × 1,216,697.65 - Step 4: Simplify right side
3,613,053.69x = 6,593,995,883,297.12 - Step 5: Solve for x
x = 6,593,995,883,297.12/3,613,053.69 - Step 6: Final answer
x = 1,825,047.85
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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.