Home / 3,416,520.07-5,128,326.06-1,980,010.13

Finding the Fourth Proportional to 3,416,520.07, 5,128,326.06 and 1,980,010.13

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Solution

The fourth proportional to 3,416,520.07, 5,128,326.06 and 1,980,010.13 is: 2,972,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,520.07 : 5,128,326.06 = 1,980,010.13 : x
  2. Step 2: Convert to fraction form
    3,416,520.07/5,128,326.06 = 1,980,010.13/x
  3. Step 3: Cross multiply
    3,416,520.07x = 5,128,326.06 × 1,980,010.13
  4. Step 4: Simplify right side
    3,416,520.07x = 10,154,137,548,742.99
  5. Step 5: Solve for x
    x = 10,154,137,548,742.99/3,416,520.07
  6. Step 6: Final answer
    x = 2,972,070.22

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