Home / 2,171,205.80-3,256,808.70-1,950,756.20

Finding the Fourth Proportional to 2,171,205.80, 3,256,808.70 and 1,950,756.20

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Solution

The fourth proportional to 2,171,205.80, 3,256,808.70 and 1,950,756.20 is: 2,926,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,205.80 : 3,256,808.70 = 1,950,756.20 : x
  2. Step 2: Convert to fraction form
    2,171,205.80/3,256,808.70 = 1,950,756.20/x
  3. Step 3: Cross multiply
    2,171,205.80x = 3,256,808.70 × 1,950,756.20
  4. Step 4: Simplify right side
    2,171,205.80x = 6,353,239,763,738.94
  5. Step 5: Solve for x
    x = 6,353,239,763,738.94/2,171,205.80
  6. Step 6: Final answer
    x = 2,926,134.30

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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.