Finding the Fourth Proportional to 1,573,101.98, 2,170,797.08 and 928,286.90
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Solution
The fourth proportional to 1,573,101.98, 2,170,797.08 and 928,286.90 is: 1,280,986.56
Step by Step Solution
- Step 1: Write the proportion equation
1,573,101.98 : 2,170,797.08 = 928,286.90 : x - Step 2: Convert to fraction form
1,573,101.98/2,170,797.08 = 928,286.90/x - Step 3: Cross multiply
1,573,101.98x = 2,170,797.08 × 928,286.90 - Step 4: Simplify right side
1,573,101.98x = 2,015,122,491,922.25 - Step 5: Solve for x
x = 2,015,122,491,922.25/1,573,101.98 - Step 6: Final answer
x = 1,280,986.56
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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.