Finding the Fourth Proportional to 1,826,922.80, 2,734,924.35 and 1,105,079.99
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Solution
The fourth proportional to 1,826,922.80, 2,734,924.35 and 1,105,079.99 is: 1,654,317.40
Step by Step Solution
- Step 1: Write the proportion equation
1,826,922.80 : 2,734,924.35 = 1,105,079.99 : x - Step 2: Convert to fraction form
1,826,922.80/2,734,924.35 = 1,105,079.99/x - Step 3: Cross multiply
1,826,922.80x = 2,734,924.35 × 1,105,079.99 - Step 4: Simplify right side
1,826,922.80x = 3,022,310,173,348.76 - Step 5: Solve for x
x = 3,022,310,173,348.76/1,826,922.80 - Step 6: Final answer
x = 1,654,317.40
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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.