Home / 1,408,067.53-1,943,171.40-796,311.78

Finding the Fourth Proportional to 1,408,067.53, 1,943,171.40 and 796,311.78

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Solution

The fourth proportional to 1,408,067.53, 1,943,171.40 and 796,311.78 is: 1,098,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,067.53 : 1,943,171.40 = 796,311.78 : x
  2. Step 2: Convert to fraction form
    1,408,067.53/1,943,171.40 = 796,311.78/x
  3. Step 3: Cross multiply
    1,408,067.53x = 1,943,171.40 × 796,311.78
  4. Step 4: Simplify right side
    1,408,067.53x = 1,547,370,272,078.37
  5. Step 5: Solve for x
    x = 1,547,370,272,078.37/1,408,067.53
  6. Step 6: Final answer
    x = 1,098,931.86

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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.