Finding the Fourth Proportional to 3,794,645.34, 5,236,734.69 and 2,163,023.10
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Solution
The fourth proportional to 3,794,645.34, 5,236,734.69 and 2,163,023.10 is: 2,985,042.63
Step by Step Solution
- Step 1: Write the proportion equation
3,794,645.34 : 5,236,734.69 = 2,163,023.10 : x - Step 2: Convert to fraction form
3,794,645.34/5,236,734.69 = 2,163,023.10/x - Step 3: Cross multiply
3,794,645.34x = 5,236,734.69 × 2,163,023.10 - Step 4: Simplify right side
3,794,645.34x = 11,327,178,103,041.34 - Step 5: Solve for x
x = 11,327,178,103,041.34/3,794,645.34 - Step 6: Final answer
x = 2,985,042.63
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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.