Finding the Fourth Proportional to 1,874,455.22, 2,811,846.86 and 526,628.99
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Solution
The fourth proportional to 1,874,455.22, 2,811,846.86 and 526,628.99 is: 789,989.57
Step by Step Solution
- Step 1: Write the proportion equation
1,874,455.22 : 2,811,846.86 = 526,628.99 : x - Step 2: Convert to fraction form
1,874,455.22/2,811,846.86 = 526,628.99/x - Step 3: Cross multiply
1,874,455.22x = 2,811,846.86 × 526,628.99 - Step 4: Simplify right side
1,874,455.22x = 1,480,800,078,287.80 - Step 5: Solve for x
x = 1,480,800,078,287.80/1,874,455.22 - Step 6: Final answer
x = 789,989.57
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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.