Finding the Fourth Proportional to 3,386,302.91, 5,080,230.09 and 1,467,536.25
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Solution
The fourth proportional to 3,386,302.91, 5,080,230.09 and 1,467,536.25 is: 2,201,640.56
Step by Step Solution
- Step 1: Write the proportion equation
3,386,302.91 : 5,080,230.09 = 1,467,536.25 : x - Step 2: Convert to fraction form
3,386,302.91/5,080,230.09 = 1,467,536.25/x - Step 3: Cross multiply
3,386,302.91x = 5,080,230.09 × 1,467,536.25 - Step 4: Simplify right side
3,386,302.91x = 7,455,421,815,415.76 - Step 5: Solve for x
x = 7,455,421,815,415.76/3,386,302.91 - Step 6: Final answer
x = 2,201,640.56
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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.