Finding the Fourth Proportional to 3,945,701.84, 5,444,958.24 and 2,226,982.28
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Solution
The fourth proportional to 3,945,701.84, 5,444,958.24 and 2,226,982.28 is: 3,073,173.29
Step by Step Solution
- Step 1: Write the proportion equation
3,945,701.84 : 5,444,958.24 = 2,226,982.28 : x - Step 2: Convert to fraction form
3,945,701.84/5,444,958.24 = 2,226,982.28/x - Step 3: Cross multiply
3,945,701.84x = 5,444,958.24 × 2,226,982.28 - Step 4: Simplify right side
3,945,701.84x = 12,125,825,488,595.20 - Step 5: Solve for x
x = 12,125,825,488,595.20/3,945,701.84 - Step 6: Final answer
x = 3,073,173.29
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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.