Finding the Fourth Proportional to 6,173,785.68, 9,261,028.48 and 1,914,559.44
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Solution
The fourth proportional to 6,173,785.68, 9,261,028.48 and 1,914,559.44 is: 2,871,947.69
Step by Step Solution
- Step 1: Write the proportion equation
6,173,785.68 : 9,261,028.48 = 1,914,559.44 : x - Step 2: Convert to fraction form
6,173,785.68/9,261,028.48 = 1,914,559.44/x - Step 3: Cross multiply
6,173,785.68x = 9,261,028.48 × 1,914,559.44 - Step 4: Simplify right side
6,173,785.68x = 17,730,789,500,492.85 - Step 5: Solve for x
x = 17,730,789,500,492.85/6,173,785.68 - Step 6: Final answer
x = 2,871,947.69
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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.