Finding the Fourth Proportional to 2,950,540.96, 4,070,187.79 and 2,031,173.88
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Solution
The fourth proportional to 2,950,540.96, 4,070,187.79 and 2,031,173.88 is: 2,801,946.91
Step by Step Solution
- Step 1: Write the proportion equation
2,950,540.96 : 4,070,187.79 = 2,031,173.88 : x - Step 2: Convert to fraction form
2,950,540.96/4,070,187.79 = 2,031,173.88/x - Step 3: Cross multiply
2,950,540.96x = 4,070,187.79 × 2,031,173.88 - Step 4: Simplify right side
2,950,540.96x = 8,267,259,120,664.99 - Step 5: Solve for x
x = 8,267,259,120,664.99/2,950,540.96 - Step 6: Final answer
x = 2,801,946.91
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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.