Home / 1,435,607.90-1,981,227.33-791,027.90

Finding the Fourth Proportional to 1,435,607.90, 1,981,227.33 and 791,027.90

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Solution

The fourth proportional to 1,435,607.90, 1,981,227.33 and 791,027.90 is: 1,091,667.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,607.90 : 1,981,227.33 = 791,027.90 : x
  2. Step 2: Convert to fraction form
    1,435,607.90/1,981,227.33 = 791,027.90/x
  3. Step 3: Cross multiply
    1,435,607.90x = 1,981,227.33 × 791,027.90
  4. Step 4: Simplify right side
    1,435,607.90x = 1,567,206,094,272.51
  5. Step 5: Solve for x
    x = 1,567,206,094,272.51/1,435,607.90
  6. Step 6: Final answer
    x = 1,091,667.23

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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.