Finding the Fourth Proportional to 2,801,169.40, 4,201,754.10 and 1,950,863.80
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Solution
The fourth proportional to 2,801,169.40, 4,201,754.10 and 1,950,863.80 is: 2,926,295.70
Step by Step Solution
- Step 1: Write the proportion equation
2,801,169.40 : 4,201,754.10 = 1,950,863.80 : x - Step 2: Convert to fraction form
2,801,169.40/4,201,754.10 = 1,950,863.80/x - Step 3: Cross multiply
2,801,169.40x = 4,201,754.10 × 1,950,863.80 - Step 4: Simplify right side
2,801,169.40x = 8,197,049,970,191.58 - Step 5: Solve for x
x = 8,197,049,970,191.58/2,801,169.40 - Step 6: Final answer
x = 2,926,295.70
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1.5x scale
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.