Home / 1,435,794.88-1,981,410.24-791,238.20

Finding the Fourth Proportional to 1,435,794.88, 1,981,410.24 and 791,238.20

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Solution

The fourth proportional to 1,435,794.88, 1,981,410.24 and 791,238.20 is: 1,091,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,794.88 : 1,981,410.24 = 791,238.20 : x
  2. Step 2: Convert to fraction form
    1,435,794.88/1,981,410.24 = 791,238.20/x
  3. Step 3: Cross multiply
    1,435,794.88x = 1,981,410.24 × 791,238.20
  4. Step 4: Simplify right side
    1,435,794.88x = 1,567,767,471,759.17
  5. Step 5: Solve for x
    x = 1,567,767,471,759.17/1,435,794.88
  6. Step 6: Final answer
    x = 1,091,916.05

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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.