Finding the Fourth Proportional to 2,074,630.83, 3,111,198.11 and 876,645.99
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Solution
The fourth proportional to 2,074,630.83, 3,111,198.11 and 876,645.99 is: 1,314,652.86
Step by Step Solution
- Step 1: Write the proportion equation
2,074,630.83 : 3,111,198.11 = 876,645.99 : x - Step 2: Convert to fraction form
2,074,630.83/3,111,198.11 = 876,645.99/x - Step 3: Cross multiply
2,074,630.83x = 3,111,198.11 × 876,645.99 - Step 4: Simplify right side
2,074,630.83x = 2,727,419,357,798.26 - Step 5: Solve for x
x = 2,727,419,357,798.26/2,074,630.83 - Step 6: Final answer
x = 1,314,652.86
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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.