Home / 1,010,919.52-1,392,698.05-704,439.73

Finding the Fourth Proportional to 1,010,919.52, 1,392,698.05 and 704,439.73

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Solution

The fourth proportional to 1,010,919.52, 1,392,698.05 and 704,439.73 is: 970,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,919.52 : 1,392,698.05 = 704,439.73 : x
  2. Step 2: Convert to fraction form
    1,010,919.52/1,392,698.05 = 704,439.73/x
  3. Step 3: Cross multiply
    1,010,919.52x = 1,392,698.05 × 704,439.73
  4. Step 4: Simplify right side
    1,010,919.52x = 981,071,833,070.68
  5. Step 5: Solve for x
    x = 981,071,833,070.68/1,010,919.52
  6. Step 6: Final answer
    x = 970,474.72

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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.