Home / 1,409,761.82-2,115,098.12-652,100.28

Finding the Fourth Proportional to 1,409,761.82, 2,115,098.12 and 652,100.28

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Solution

The fourth proportional to 1,409,761.82, 2,115,098.12 and 652,100.28 is: 978,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,761.82 : 2,115,098.12 = 652,100.28 : x
  2. Step 2: Convert to fraction form
    1,409,761.82/2,115,098.12 = 652,100.28/x
  3. Step 3: Cross multiply
    1,409,761.82x = 2,115,098.12 × 652,100.28
  4. Step 4: Simplify right side
    1,409,761.82x = 1,379,256,073,018.97
  5. Step 5: Solve for x
    x = 1,379,256,073,018.97/1,409,761.82
  6. Step 6: Final answer
    x = 978,361.07

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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.