Home / 1,123,572.10-1,685,358.15-413,453.20

Finding the Fourth Proportional to 1,123,572.10, 1,685,358.15 and 413,453.20

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Solution

The fourth proportional to 1,123,572.10, 1,685,358.15 and 413,453.20 is: 620,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,572.10 : 1,685,358.15 = 413,453.20 : x
  2. Step 2: Convert to fraction form
    1,123,572.10/1,685,358.15 = 413,453.20/x
  3. Step 3: Cross multiply
    1,123,572.10x = 1,685,358.15 × 413,453.20
  4. Step 4: Simplify right side
    1,123,572.10x = 696,816,720,263.58
  5. Step 5: Solve for x
    x = 696,816,720,263.58/1,123,572.10
  6. Step 6: Final answer
    x = 620,179.80

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