Home / 1,101,995.31-1,652,238.27-561,204.75

Finding the Fourth Proportional to 1,101,995.31, 1,652,238.27 and 561,204.75

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Solution

The fourth proportional to 1,101,995.31, 1,652,238.27 and 561,204.75 is: 841,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,995.31 : 1,652,238.27 = 561,204.75 : x
  2. Step 2: Convert to fraction form
    1,101,995.31/1,652,238.27 = 561,204.75/x
  3. Step 3: Cross multiply
    1,101,995.31x = 1,652,238.27 × 561,204.75
  4. Step 4: Simplify right side
    1,101,995.31x = 927,243,965,255.78
  5. Step 5: Solve for x
    x = 927,243,965,255.78/1,101,995.31
  6. Step 6: Final answer
    x = 841,422.79

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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.