Finding the Fourth Proportional to 3,448,767.99, 4,758,811.69 and 1,958,568.06
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Solution
The fourth proportional to 3,448,767.99, 4,758,811.69 and 1,958,568.06 is: 2,702,546.71
Step by Step Solution
- Step 1: Write the proportion equation
3,448,767.99 : 4,758,811.69 = 1,958,568.06 : x - Step 2: Convert to fraction form
3,448,767.99/4,758,811.69 = 1,958,568.06/x - Step 3: Cross multiply
3,448,767.99x = 4,758,811.69 × 1,958,568.06 - Step 4: Simplify right side
3,448,767.99x = 9,320,456,579,588.62 - Step 5: Solve for x
x = 9,320,456,579,588.62/3,448,767.99 - Step 6: Final answer
x = 2,702,546.71
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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.