Finding the Fourth Proportional to 3,864,769.20, 5,795,404.20 and 1,467,817.20
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Solution
The fourth proportional to 3,864,769.20, 5,795,404.20 and 1,467,817.20 is: 2,201,061.31
Step by Step Solution
- Step 1: Write the proportion equation
3,864,769.20 : 5,795,404.20 = 1,467,817.20 : x - Step 2: Convert to fraction form
3,864,769.20/5,795,404.20 = 1,467,817.20/x - Step 3: Cross multiply
3,864,769.20x = 5,795,404.20 × 1,467,817.20 - Step 4: Simplify right side
3,864,769.20x = 8,506,593,965,712.24 - Step 5: Solve for x
x = 8,506,593,965,712.24/3,864,769.20 - Step 6: Final answer
x = 2,201,061.31
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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.