Home / 1,013,153.58-1,519,730.06-381,919.77

Finding the Fourth Proportional to 1,013,153.58, 1,519,730.06 and 381,919.77

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Solution

The fourth proportional to 1,013,153.58, 1,519,730.06 and 381,919.77 is: 572,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,153.58 : 1,519,730.06 = 381,919.77 : x
  2. Step 2: Convert to fraction form
    1,013,153.58/1,519,730.06 = 381,919.77/x
  3. Step 3: Cross multiply
    1,013,153.58x = 1,519,730.06 × 381,919.77
  4. Step 4: Simplify right side
    1,013,153.58x = 580,414,953,067.69
  5. Step 5: Solve for x
    x = 580,414,953,067.69/1,013,153.58
  6. Step 6: Final answer
    x = 572,879.54

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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.