Home / 2,100,044.40-3,152,399.40-1,302,226.80

Finding the Fourth Proportional to 2,100,044.40, 3,152,399.40 and 1,302,226.80

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Solution

The fourth proportional to 2,100,044.40, 3,152,399.40 and 1,302,226.80 is: 1,954,786.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,044.40 : 3,152,399.40 = 1,302,226.80 : x
  2. Step 2: Convert to fraction form
    2,100,044.40/3,152,399.40 = 1,302,226.80/x
  3. Step 3: Cross multiply
    2,100,044.40x = 3,152,399.40 × 1,302,226.80
  4. Step 4: Simplify right side
    2,100,044.40x = 4,105,138,982,983.92
  5. Step 5: Solve for x
    x = 4,105,138,982,983.92/2,100,044.40
  6. Step 6: Final answer
    x = 1,954,786.76

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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.