Home / 1,078,195.20-1,617,681.60-1,039,315.20

Finding the Fourth Proportional to 1,078,195.20, 1,617,681.60 and 1,039,315.20

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Solution

The fourth proportional to 1,078,195.20, 1,617,681.60 and 1,039,315.20 is: 1,559,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,195.20 : 1,617,681.60 = 1,039,315.20 : x
  2. Step 2: Convert to fraction form
    1,078,195.20/1,617,681.60 = 1,039,315.20/x
  3. Step 3: Cross multiply
    1,078,195.20x = 1,617,681.60 × 1,039,315.20
  4. Step 4: Simplify right side
    1,078,195.20x = 1,681,281,075,640.32
  5. Step 5: Solve for x
    x = 1,681,281,075,640.32/1,078,195.20
  6. Step 6: Final answer
    x = 1,559,347.58

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