Home / 2,146,202.36-2,961,923.99-1,228,719.27

Finding the Fourth Proportional to 2,146,202.36, 2,961,923.99 and 1,228,719.27

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Solution

The fourth proportional to 2,146,202.36, 2,961,923.99 and 1,228,719.27 is: 1,695,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,202.36 : 2,961,923.99 = 1,228,719.27 : x
  2. Step 2: Convert to fraction form
    2,146,202.36/2,961,923.99 = 1,228,719.27/x
  3. Step 3: Cross multiply
    2,146,202.36x = 2,961,923.99 × 1,228,719.27
  4. Step 4: Simplify right side
    2,146,202.36x = 3,639,373,082,788.29
  5. Step 5: Solve for x
    x = 3,639,373,082,788.29/2,146,202.36
  6. Step 6: Final answer
    x = 1,695,726.90

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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.