Home / 1,332,758.81-1,839,202.00-720,913.37

Finding the Fourth Proportional to 1,332,758.81, 1,839,202.00 and 720,913.37

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Solution

The fourth proportional to 1,332,758.81, 1,839,202.00 and 720,913.37 is: 994,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,758.81 : 1,839,202.00 = 720,913.37 : x
  2. Step 2: Convert to fraction form
    1,332,758.81/1,839,202.00 = 720,913.37/x
  3. Step 3: Cross multiply
    1,332,758.81x = 1,839,202.00 × 720,913.37
  4. Step 4: Simplify right side
    1,332,758.81x = 1,325,905,300,932.45
  5. Step 5: Solve for x
    x = 1,325,905,300,932.45/1,332,758.81
  6. Step 6: Final answer
    x = 994,857.65

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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.