Home / 1,667,745.66-2,301,735.83-1,055,955.20

Finding the Fourth Proportional to 1,667,745.66, 2,301,735.83 and 1,055,955.20

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Solution

The fourth proportional to 1,667,745.66, 2,301,735.83 and 1,055,955.20 is: 1,457,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,745.66 : 2,301,735.83 = 1,055,955.20 : x
  2. Step 2: Convert to fraction form
    1,667,745.66/2,301,735.83 = 1,055,955.20/x
  3. Step 3: Cross multiply
    1,667,745.66x = 2,301,735.83 × 1,055,955.20
  4. Step 4: Simplify right side
    1,667,745.66x = 2,430,529,901,926.36
  5. Step 5: Solve for x
    x = 2,430,529,901,926.36/1,667,745.66
  6. Step 6: Final answer
    x = 1,457,374.44

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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.