Finding the Fourth Proportional to 5,263,535.93, 7,894,122.91 and 2,420,917.07
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Solution
The fourth proportional to 5,263,535.93, 7,894,122.91 and 2,420,917.07 is: 3,630,832.42
Step by Step Solution
- Step 1: Write the proportion equation
5,263,535.93 : 7,894,122.91 = 2,420,917.07 : x - Step 2: Convert to fraction form
5,263,535.93/7,894,122.91 = 2,420,917.07/x - Step 3: Cross multiply
5,263,535.93x = 7,894,122.91 × 2,420,917.07 - Step 4: Simplify right side
5,263,535.93x = 19,111,016,859,974.16 - Step 5: Solve for x
x = 19,111,016,859,974.16/5,263,535.93 - Step 6: Final answer
x = 3,630,832.42
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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.