Home / 3,929,451.46-5,422,957.05-2,210,469.70

Finding the Fourth Proportional to 3,929,451.46, 5,422,957.05 and 2,210,469.70

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Solution

The fourth proportional to 3,929,451.46, 5,422,957.05 and 2,210,469.70 is: 3,050,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,451.46 : 5,422,957.05 = 2,210,469.70 : x
  2. Step 2: Convert to fraction form
    3,929,451.46/5,422,957.05 = 2,210,469.70/x
  3. Step 3: Cross multiply
    3,929,451.46x = 5,422,957.05 × 2,210,469.70
  4. Step 4: Simplify right side
    3,929,451.46x = 11,987,282,243,426.38
  5. Step 5: Solve for x
    x = 11,987,282,243,426.38/3,929,451.46
  6. Step 6: Final answer
    x = 3,050,624.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.