Finding the Fourth Proportional to 3,822,395.14, 5,727,290.91 and 2,220,461.38
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Solution
The fourth proportional to 3,822,395.14, 5,727,290.91 and 2,220,461.38 is: 3,327,031.30
Step by Step Solution
- Step 1: Write the proportion equation
3,822,395.14 : 5,727,290.91 = 2,220,461.38 : x - Step 2: Convert to fraction form
3,822,395.14/5,727,290.91 = 2,220,461.38/x - Step 3: Cross multiply
3,822,395.14x = 5,727,290.91 × 2,220,461.38 - Step 4: Simplify right side
3,822,395.14x = 12,717,228,277,680.05 - Step 5: Solve for x
x = 12,717,228,277,680.05/3,822,395.14 - Step 6: Final answer
x = 3,327,031.30
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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.