Finding the Fourth Proportional to 3,660,758.93, 5,491,419.05 and 1,231,924.11
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Solution
The fourth proportional to 3,660,758.93, 5,491,419.05 and 1,231,924.11 is: 1,847,980.61
Step by Step Solution
- Step 1: Write the proportion equation
3,660,758.93 : 5,491,419.05 = 1,231,924.11 : x - Step 2: Convert to fraction form
3,660,758.93/5,491,419.05 = 1,231,924.11/x - Step 3: Cross multiply
3,660,758.93x = 5,491,419.05 × 1,231,924.11 - Step 4: Simplify right side
3,660,758.93x = 6,765,011,528,888.11 - Step 5: Solve for x
x = 6,765,011,528,888.11/3,660,758.93 - Step 6: Final answer
x = 1,847,980.61
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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.