Home / 1,247,954.58-1,871,931.87-449,218.44

Finding the Fourth Proportional to 1,247,954.58, 1,871,931.87 and 449,218.44

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Solution

The fourth proportional to 1,247,954.58, 1,871,931.87 and 449,218.44 is: 673,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,954.58 : 1,871,931.87 = 449,218.44 : x
  2. Step 2: Convert to fraction form
    1,247,954.58/1,871,931.87 = 449,218.44/x
  3. Step 3: Cross multiply
    1,247,954.58x = 1,871,931.87 × 449,218.44
  4. Step 4: Simplify right side
    1,247,954.58x = 840,906,314,427.68
  5. Step 5: Solve for x
    x = 840,906,314,427.68/1,247,954.58
  6. Step 6: Final answer
    x = 673,827.66

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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.