Finding the Fourth Proportional to 2,201,716.80, 3,302,575.20 and 1,005,974.55
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Solution
The fourth proportional to 2,201,716.80, 3,302,575.20 and 1,005,974.55 is: 1,508,961.83
Step by Step Solution
- Step 1: Write the proportion equation
2,201,716.80 : 3,302,575.20 = 1,005,974.55 : x - Step 2: Convert to fraction form
2,201,716.80/3,302,575.20 = 1,005,974.55/x - Step 3: Cross multiply
2,201,716.80x = 3,302,575.20 × 1,005,974.55 - Step 4: Simplify right side
2,201,716.80x = 3,322,306,600,661.16 - Step 5: Solve for x
x = 3,322,306,600,661.16/2,201,716.80 - Step 6: Final answer
x = 1,508,961.83
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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.