Finding the Fourth Proportional to 3,923,926.80, 5,886,084.60 and 2,034,358.80
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Solution
The fourth proportional to 3,923,926.80, 5,886,084.60 and 2,034,358.80 is: 3,051,638.99
Step by Step Solution
- Step 1: Write the proportion equation
3,923,926.80 : 5,886,084.60 = 2,034,358.80 : x - Step 2: Convert to fraction form
3,923,926.80/5,886,084.60 = 2,034,358.80/x - Step 3: Cross multiply
3,923,926.80x = 5,886,084.60 × 2,034,358.80 - Step 4: Simplify right side
3,923,926.80x = 11,974,408,003,554.48 - Step 5: Solve for x
x = 11,974,408,003,554.48/3,923,926.80 - Step 6: Final answer
x = 3,051,638.99
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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.