Home / 1,298,512.30-1,947,768.45-1,204,033.90

Finding the Fourth Proportional to 1,298,512.30, 1,947,768.45 and 1,204,033.90

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Solution

The fourth proportional to 1,298,512.30, 1,947,768.45 and 1,204,033.90 is: 1,806,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,512.30 : 1,947,768.45 = 1,204,033.90 : x
  2. Step 2: Convert to fraction form
    1,298,512.30/1,947,768.45 = 1,204,033.90/x
  3. Step 3: Cross multiply
    1,298,512.30x = 1,947,768.45 × 1,204,033.90
  4. Step 4: Simplify right side
    1,298,512.30x = 2,345,179,243,150.45
  5. Step 5: Solve for x
    x = 2,345,179,243,150.45/1,298,512.30
  6. Step 6: Final answer
    x = 1,806,050.85

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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.