Finding the Fourth Proportional to 3,746,319.12, 5,169,920.04 and 2,027,439.99
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Solution
The fourth proportional to 3,746,319.12, 5,169,920.04 and 2,027,439.99 is: 2,797,867.00
Step by Step Solution
- Step 1: Write the proportion equation
3,746,319.12 : 5,169,920.04 = 2,027,439.99 : x - Step 2: Convert to fraction form
3,746,319.12/5,169,920.04 = 2,027,439.99/x - Step 3: Cross multiply
3,746,319.12x = 5,169,920.04 × 2,027,439.99 - Step 4: Simplify right side
3,746,319.12x = 10,481,702,634,198.40 - Step 5: Solve for x
x = 10,481,702,634,198.40/3,746,319.12 - Step 6: Final answer
x = 2,797,867.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.