Home / 1,018,611.24-1,405,601.22-588,919.06

Finding the Fourth Proportional to 1,018,611.24, 1,405,601.22 and 588,919.06

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Solution

The fourth proportional to 1,018,611.24, 1,405,601.22 and 588,919.06 is: 812,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,611.24 : 1,405,601.22 = 588,919.06 : x
  2. Step 2: Convert to fraction form
    1,018,611.24/1,405,601.22 = 588,919.06/x
  3. Step 3: Cross multiply
    1,018,611.24x = 1,405,601.22 × 588,919.06
  4. Step 4: Simplify right side
    1,018,611.24x = 827,785,349,217.25
  5. Step 5: Solve for x
    x = 827,785,349,217.25/1,018,611.24
  6. Step 6: Final answer
    x = 812,660.73

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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.