Home / 1,082,065.88-1,493,320.03-605,137.88

Finding the Fourth Proportional to 1,082,065.88, 1,493,320.03 and 605,137.88

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Solution

The fourth proportional to 1,082,065.88, 1,493,320.03 and 605,137.88 is: 835,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,065.88 : 1,493,320.03 = 605,137.88 : x
  2. Step 2: Convert to fraction form
    1,082,065.88/1,493,320.03 = 605,137.88/x
  3. Step 3: Cross multiply
    1,082,065.88x = 1,493,320.03 × 605,137.88
  4. Step 4: Simplify right side
    1,082,065.88x = 903,664,508,136.29
  5. Step 5: Solve for x
    x = 903,664,508,136.29/1,082,065.88
  6. Step 6: Final answer
    x = 835,128.92

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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.