Finding the Fourth Proportional to 1,999,171.44, 2,998,757.16 and 579,228.48
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Solution
The fourth proportional to 1,999,171.44, 2,998,757.16 and 579,228.48 is: 868,842.72
Step by Step Solution
- Step 1: Write the proportion equation
1,999,171.44 : 2,998,757.16 = 579,228.48 : x - Step 2: Convert to fraction form
1,999,171.44/2,998,757.16 = 579,228.48/x - Step 3: Cross multiply
1,999,171.44x = 2,998,757.16 × 579,228.48 - Step 4: Simplify right side
1,999,171.44x = 1,736,965,551,675.92 - Step 5: Solve for x
x = 1,736,965,551,675.92/1,999,171.44 - Step 6: Final answer
x = 868,842.72
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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.