Home / 1,082,066.50-1,493,320.89-605,138.50

Finding the Fourth Proportional to 1,082,066.50, 1,493,320.89 and 605,138.50

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Solution

The fourth proportional to 1,082,066.50, 1,493,320.89 and 605,138.50 is: 835,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,066.50 : 1,493,320.89 = 605,138.50 : x
  2. Step 2: Convert to fraction form
    1,082,066.50/1,493,320.89 = 605,138.50/x
  3. Step 3: Cross multiply
    1,082,066.50x = 1,493,320.89 × 605,138.50
  4. Step 4: Simplify right side
    1,082,066.50x = 903,665,963,393.27
  5. Step 5: Solve for x
    x = 903,665,963,393.27/1,082,066.50
  6. Step 6: Final answer
    x = 835,129.78

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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.