Home / 2,685,996.89-4,030,395.02-1,189,738.97

Finding the Fourth Proportional to 2,685,996.89, 4,030,395.02 and 1,189,738.97

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Solution

The fourth proportional to 2,685,996.89, 4,030,395.02 and 1,189,738.97 is: 1,785,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,996.89 : 4,030,395.02 = 1,189,738.97 : x
  2. Step 2: Convert to fraction form
    2,685,996.89/4,030,395.02 = 1,189,738.97/x
  3. Step 3: Cross multiply
    2,685,996.89x = 4,030,395.02 × 1,189,738.97
  4. Step 4: Simplify right side
    2,685,996.89x = 4,795,118,008,801.24
  5. Step 5: Solve for x
    x = 4,795,118,008,801.24/2,685,996.89
  6. Step 6: Final answer
    x = 1,785,228.43

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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.