Finding the Fourth Proportional to 1,817,081.20, 2,489,410.14 and 1,748,977.44
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Solution
The fourth proportional to 1,817,081.20, 2,489,410.14 and 1,748,977.44 is: 2,396,107.66
Step by Step Solution
- Step 1: Write the proportion equation
1,817,081.20 : 2,489,410.14 = 1,748,977.44 : x - Step 2: Convert to fraction form
1,817,081.20/2,489,410.14 = 1,748,977.44/x - Step 3: Cross multiply
1,817,081.20x = 2,489,410.14 × 1,748,977.44 - Step 4: Simplify right side
1,817,081.20x = 4,353,922,173,767.24 - Step 5: Solve for x
x = 4,353,922,173,767.24/1,817,081.20 - Step 6: Final answer
x = 2,396,107.66
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.