Finding the Fourth Proportional to 2,801,165.40, 4,201,748.10 and 1,950,859.80
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Solution
The fourth proportional to 2,801,165.40, 4,201,748.10 and 1,950,859.80 is: 2,926,289.70
Step by Step Solution
- Step 1: Write the proportion equation
2,801,165.40 : 4,201,748.10 = 1,950,859.80 : x - Step 2: Convert to fraction form
2,801,165.40/4,201,748.10 = 1,950,859.80/x - Step 3: Cross multiply
2,801,165.40x = 4,201,748.10 × 1,950,859.80 - Step 4: Simplify right side
2,801,165.40x = 8,197,021,458,016.38 - Step 5: Solve for x
x = 8,197,021,458,016.38/2,801,165.40 - Step 6: Final answer
x = 2,926,289.70
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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.