Finding the Fourth Proportional to 1,826,659.09, 2,520,794.45 and 1,010,919.02
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Solution
The fourth proportional to 1,826,659.09, 2,520,794.45 and 1,010,919.02 is: 1,395,070.96
Step by Step Solution
- Step 1: Write the proportion equation
1,826,659.09 : 2,520,794.45 = 1,010,919.02 : x - Step 2: Convert to fraction form
1,826,659.09/2,520,794.45 = 1,010,919.02/x - Step 3: Cross multiply
1,826,659.09x = 2,520,794.45 × 1,010,919.02 - Step 4: Simplify right side
1,826,659.09x = 2,548,319,055,015.44 - Step 5: Solve for x
x = 2,548,319,055,015.44/1,826,659.09 - Step 6: Final answer
x = 1,395,070.96
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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.