Finding the Fourth Proportional to 1,203,106.77, 1,660,287.69 and 659,238.12
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Solution
The fourth proportional to 1,203,106.77, 1,660,287.69 and 659,238.12 is: 909,748.80
Step by Step Solution
- Step 1: Write the proportion equation
1,203,106.77 : 1,660,287.69 = 659,238.12 : x - Step 2: Convert to fraction form
1,203,106.77/1,660,287.69 = 659,238.12/x - Step 3: Cross multiply
1,203,106.77x = 1,660,287.69 × 659,238.12 - Step 4: Simplify right side
1,203,106.77x = 1,094,524,935,414.74 - Step 5: Solve for x
x = 1,094,524,935,414.74/1,203,106.77 - Step 6: Final answer
x = 909,748.80
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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.