Home / 1,093,507.79-1,640,095.34-419,906.34

Finding the Fourth Proportional to 1,093,507.79, 1,640,095.34 and 419,906.34

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Solution

The fourth proportional to 1,093,507.79, 1,640,095.34 and 419,906.34 is: 629,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,507.79 : 1,640,095.34 = 419,906.34 : x
  2. Step 2: Convert to fraction form
    1,093,507.79/1,640,095.34 = 419,906.34/x
  3. Step 3: Cross multiply
    1,093,507.79x = 1,640,095.34 × 419,906.34
  4. Step 4: Simplify right side
    1,093,507.79x = 688,686,429,370.92
  5. Step 5: Solve for x
    x = 688,686,429,370.92/1,093,507.79
  6. Step 6: Final answer
    x = 629,795.63

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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.