Finding the Fourth Proportional to 3,422,550.84, 4,723,176.09 and 1,873,786.68
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Solution
The fourth proportional to 3,422,550.84, 4,723,176.09 and 1,873,786.68 is: 2,585,856.24
Step by Step Solution
- Step 1: Write the proportion equation
3,422,550.84 : 4,723,176.09 = 1,873,786.68 : x - Step 2: Convert to fraction form
3,422,550.84/4,723,176.09 = 1,873,786.68/x - Step 3: Cross multiply
3,422,550.84x = 4,723,176.09 × 1,873,786.68 - Step 4: Simplify right side
3,422,550.84x = 8,850,224,444,736.48 - Step 5: Solve for x
x = 8,850,224,444,736.48/3,422,550.84 - Step 6: Final answer
x = 2,585,856.24
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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.