Home / 1,497,979.40-2,243,469.90-1,467,912.20

Finding the Fourth Proportional to 1,497,979.40, 2,243,469.90 and 1,467,912.20

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Solution

The fourth proportional to 1,497,979.40, 2,243,469.90 and 1,467,912.20 is: 2,198,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,979.40 : 2,243,469.90 = 1,467,912.20 : x
  2. Step 2: Convert to fraction form
    1,497,979.40/2,243,469.90 = 1,467,912.20/x
  3. Step 3: Cross multiply
    1,497,979.40x = 2,243,469.90 × 1,467,912.20
  4. Step 4: Simplify right side
    1,497,979.40x = 3,293,216,836,542.78
  5. Step 5: Solve for x
    x = 3,293,216,836,542.78/1,497,979.40
  6. Step 6: Final answer
    x = 2,198,439.34

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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.