Finding the Fourth Proportional to 2,380,588.80, 3,571,077.44 and 1,117,727.52
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Solution
The fourth proportional to 2,380,588.80, 3,571,077.44 and 1,117,727.52 is: 1,676,682.48
Step by Step Solution
- Step 1: Write the proportion equation
2,380,588.80 : 3,571,077.44 = 1,117,727.52 : x - Step 2: Convert to fraction form
2,380,588.80/3,571,077.44 = 1,117,727.52/x - Step 3: Cross multiply
2,380,588.80x = 3,571,077.44 × 1,117,727.52 - Step 4: Simplify right side
2,380,588.80x = 3,991,491,530,739.15 - Step 5: Solve for x
x = 3,991,491,530,739.15/2,380,588.80 - Step 6: Final answer
x = 1,676,682.48
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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.