Finding the Fourth Proportional to 4,279,536.33, 5,902,316.55 and 3,762,184.05
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Solution
The fourth proportional to 4,279,536.33, 5,902,316.55 and 3,762,184.05 is: 5,188,786.70
Step by Step Solution
- Step 1: Write the proportion equation
4,279,536.33 : 5,902,316.55 = 3,762,184.05 : x - Step 2: Convert to fraction form
4,279,536.33/5,902,316.55 = 3,762,184.05/x - Step 3: Cross multiply
4,279,536.33x = 5,902,316.55 × 3,762,184.05 - Step 4: Simplify right side
4,279,536.33x = 22,205,601,182,461.03 - Step 5: Solve for x
x = 22,205,601,182,461.03/4,279,536.33 - Step 6: Final answer
x = 5,188,786.70
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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.