Home / 1,224,103.70-1,836,155.55-657,233.30

Finding the Fourth Proportional to 1,224,103.70, 1,836,155.55 and 657,233.30

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Solution

The fourth proportional to 1,224,103.70, 1,836,155.55 and 657,233.30 is: 985,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,103.70 : 1,836,155.55 = 657,233.30 : x
  2. Step 2: Convert to fraction form
    1,224,103.70/1,836,155.55 = 657,233.30/x
  3. Step 3: Cross multiply
    1,224,103.70x = 1,836,155.55 × 657,233.30
  4. Step 4: Simplify right side
    1,224,103.70x = 1,206,782,571,439.82
  5. Step 5: Solve for x
    x = 1,206,782,571,439.82/1,224,103.70
  6. Step 6: Final answer
    x = 985,849.95

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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.