Home / 1,132,806.40-1,699,286.40-384,908.80

Finding the Fourth Proportional to 1,132,806.40, 1,699,286.40 and 384,908.80

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Solution

The fourth proportional to 1,132,806.40, 1,699,286.40 and 384,908.80 is: 577,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,806.40 : 1,699,286.40 = 384,908.80 : x
  2. Step 2: Convert to fraction form
    1,132,806.40/1,699,286.40 = 384,908.80/x
  3. Step 3: Cross multiply
    1,132,806.40x = 1,699,286.40 × 384,908.80
  4. Step 4: Simplify right side
    1,132,806.40x = 654,070,289,080.32
  5. Step 5: Solve for x
    x = 654,070,289,080.32/1,132,806.40
  6. Step 6: Final answer
    x = 577,389.30

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