Home / 1,123,408.80-1,685,331.90-483,711.30

Finding the Fourth Proportional to 1,123,408.80, 1,685,331.90 and 483,711.30

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Solution

The fourth proportional to 1,123,408.80, 1,685,331.90 and 483,711.30 is: 725,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,408.80 : 1,685,331.90 = 483,711.30 : x
  2. Step 2: Convert to fraction form
    1,123,408.80/1,685,331.90 = 483,711.30/x
  3. Step 3: Cross multiply
    1,123,408.80x = 1,685,331.90 × 483,711.30
  4. Step 4: Simplify right side
    1,123,408.80x = 815,214,084,280.47
  5. Step 5: Solve for x
    x = 815,214,084,280.47/1,123,408.80
  6. Step 6: Final answer
    x = 725,661.12

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