Home / 3,128,040.30-4,692,060.45-1,330,982.40

Finding the Fourth Proportional to 3,128,040.30, 4,692,060.45 and 1,330,982.40

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Solution

The fourth proportional to 3,128,040.30, 4,692,060.45 and 1,330,982.40 is: 1,996,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,040.30 : 4,692,060.45 = 1,330,982.40 : x
  2. Step 2: Convert to fraction form
    3,128,040.30/4,692,060.45 = 1,330,982.40/x
  3. Step 3: Cross multiply
    3,128,040.30x = 4,692,060.45 × 1,330,982.40
  4. Step 4: Simplify right side
    3,128,040.30x = 6,245,049,878,686.08
  5. Step 5: Solve for x
    x = 6,245,049,878,686.08/3,128,040.30
  6. Step 6: Final answer
    x = 1,996,473.60

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