Home / 1,463,092.21-2,019,035.08-800,800.78

Finding the Fourth Proportional to 1,463,092.21, 2,019,035.08 and 800,800.78

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Solution

The fourth proportional to 1,463,092.21, 2,019,035.08 and 800,800.78 is: 1,105,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,092.21 : 2,019,035.08 = 800,800.78 : x
  2. Step 2: Convert to fraction form
    1,463,092.21/2,019,035.08 = 800,800.78/x
  3. Step 3: Cross multiply
    1,463,092.21x = 2,019,035.08 × 800,800.78
  4. Step 4: Simplify right side
    1,463,092.21x = 1,616,844,866,911.36
  5. Step 5: Solve for x
    x = 1,616,844,866,911.36/1,463,092.21
  6. Step 6: Final answer
    x = 1,105,087.47

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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.