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Finding the Fourth Proportional to 1,315,482, 1,815,365.16 and 711,870

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Solution

The fourth proportional to 1,315,482, 1,815,365.16 and 711,870 is: 982,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,482 : 1,815,365.16 = 711,870 : x
  2. Step 2: Convert to fraction form
    1,315,482/1,815,365.16 = 711,870/x
  3. Step 3: Cross multiply
    1,315,482x = 1,815,365.16 × 711,870
  4. Step 4: Simplify right side
    1,315,482x = 1,292,303,996,449.20
  5. Step 5: Solve for x
    x = 1,292,303,996,449.20/1,315,482
  6. Step 6: Final answer
    x = 982,380.60

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