Home / 1,820,122.35-2,729,924.33-622,099.95

Finding the Fourth Proportional to 1,820,122.35, 2,729,924.33 and 622,099.95

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Solution

The fourth proportional to 1,820,122.35, 2,729,924.33 and 622,099.95 is: 933,061.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,122.35 : 2,729,924.33 = 622,099.95 : x
  2. Step 2: Convert to fraction form
    1,820,122.35/2,729,924.33 = 622,099.95/x
  3. Step 3: Cross multiply
    1,820,122.35x = 2,729,924.33 × 622,099.95
  4. Step 4: Simplify right side
    1,820,122.35x = 1,698,285,786,086.28
  5. Step 5: Solve for x
    x = 1,698,285,786,086.28/1,820,122.35
  6. Step 6: Final answer
    x = 933,061.33

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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.