Finding the Fourth Proportional to 1,028,801.92, 1,419,771.84 and 576,184.96
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Solution
The fourth proportional to 1,028,801.92, 1,419,771.84 and 576,184.96 is: 795,149.35
Step by Step Solution
- Step 1: Write the proportion equation
1,028,801.92 : 1,419,771.84 = 576,184.96 : x - Step 2: Convert to fraction form
1,028,801.92/1,419,771.84 = 576,184.96/x - Step 3: Cross multiply
1,028,801.92x = 1,419,771.84 × 576,184.96 - Step 4: Simplify right side
1,028,801.92x = 818,051,180,839.53 - Step 5: Solve for x
x = 818,051,180,839.53/1,028,801.92 - Step 6: Final answer
x = 795,149.35
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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.