Home / 2,800,165.11-3,863,932.05-1,576,448.39

Finding the Fourth Proportional to 2,800,165.11, 3,863,932.05 and 1,576,448.39

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Solution

The fourth proportional to 2,800,165.11, 3,863,932.05 and 1,576,448.39 is: 2,175,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,165.11 : 3,863,932.05 = 1,576,448.39 : x
  2. Step 2: Convert to fraction form
    2,800,165.11/3,863,932.05 = 1,576,448.39/x
  3. Step 3: Cross multiply
    2,800,165.11x = 3,863,932.05 × 1,576,448.39
  4. Step 4: Simplify right side
    2,800,165.11x = 6,091,289,439,972.24
  5. Step 5: Solve for x
    x = 6,091,289,439,972.24/2,800,165.11
  6. Step 6: Final answer
    x = 2,175,332.24

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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.