Home / 2,174,109.30-3,260,179.80-825,823.80

Finding the Fourth Proportional to 2,174,109.30, 3,260,179.80 and 825,823.80

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Solution

The fourth proportional to 2,174,109.30, 3,260,179.80 and 825,823.80 is: 1,238,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,109.30 : 3,260,179.80 = 825,823.80 : x
  2. Step 2: Convert to fraction form
    2,174,109.30/3,260,179.80 = 825,823.80/x
  3. Step 3: Cross multiply
    2,174,109.30x = 3,260,179.80 × 825,823.80
  4. Step 4: Simplify right side
    2,174,109.30x = 2,692,334,071,119.24
  5. Step 5: Solve for x
    x = 2,692,334,071,119.24/2,174,109.30
  6. Step 6: Final answer
    x = 1,238,361.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.