Home / 1,978,341.30-2,968,496.10-780,302.70

Finding the Fourth Proportional to 1,978,341.30, 2,968,496.10 and 780,302.70

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Solution

The fourth proportional to 1,978,341.30, 2,968,496.10 and 780,302.70 is: 1,170,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,341.30 : 2,968,496.10 = 780,302.70 : x
  2. Step 2: Convert to fraction form
    1,978,341.30/2,968,496.10 = 780,302.70/x
  3. Step 3: Cross multiply
    1,978,341.30x = 2,968,496.10 × 780,302.70
  4. Step 4: Simplify right side
    1,978,341.30x = 2,316,325,521,769.47
  5. Step 5: Solve for x
    x = 2,316,325,521,769.47/1,978,341.30
  6. Step 6: Final answer
    x = 1,170,842.22

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