Finding the Fourth Proportional to 1,418,120.33, 2,125,406.59 and 708,346.49
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Solution
The fourth proportional to 1,418,120.33, 2,125,406.59 and 708,346.49 is: 1,061,633.67
Step by Step Solution
- Step 1: Write the proportion equation
1,418,120.33 : 2,125,406.59 = 708,346.49 : x - Step 2: Convert to fraction form
1,418,120.33/2,125,406.59 = 708,346.49/x - Step 3: Cross multiply
1,418,120.33x = 2,125,406.59 × 708,346.49 - Step 4: Simplify right side
1,418,120.33x = 1,505,524,285,451.47 - Step 5: Solve for x
x = 1,505,524,285,451.47/1,418,120.33 - Step 6: Final answer
x = 1,061,633.67
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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.