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Finding the Fourth Proportional to 940,027, 1,297,238.88 and 537,619

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Solution

The fourth proportional to 940,027, 1,297,238.88 and 537,619 is: 741,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,027 : 1,297,238.88 = 537,619 : x
  2. Step 2: Convert to fraction form
    940,027/1,297,238.88 = 537,619/x
  3. Step 3: Cross multiply
    940,027x = 1,297,238.88 × 537,619
  4. Step 4: Simplify right side
    940,027x = 697,420,269,426.72
  5. Step 5: Solve for x
    x = 697,420,269,426.72/940,027
  6. Step 6: Final answer
    x = 741,915.15

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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.