Finding the Fourth Proportional to 3,412,819.96, 5,119,243.96 and 854,027.93
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Solution
The fourth proportional to 3,412,819.96, 5,119,243.96 and 854,027.93 is: 1,281,045.41
Step by Step Solution
- Step 1: Write the proportion equation
3,412,819.96 : 5,119,243.96 = 854,027.93 : x - Step 2: Convert to fraction form
3,412,819.96/5,119,243.96 = 854,027.93/x - Step 3: Cross multiply
3,412,819.96x = 5,119,243.96 × 854,027.93 - Step 4: Simplify right side
3,412,819.96x = 4,371,977,332,986.84 - Step 5: Solve for x
x = 4,371,977,332,986.84/3,412,819.96 - Step 6: Final answer
x = 1,281,045.41
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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.