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Finding the Fourth Proportional to 1,710,983.20, 2,566,474.80 and 871,175.20

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Solution

The fourth proportional to 1,710,983.20, 2,566,474.80 and 871,175.20 is: 1,306,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,983.20 : 2,566,474.80 = 871,175.20 : x
  2. Step 2: Convert to fraction form
    1,710,983.20/2,566,474.80 = 871,175.20/x
  3. Step 3: Cross multiply
    1,710,983.20x = 2,566,474.80 × 871,175.20
  4. Step 4: Simplify right side
    1,710,983.20x = 2,235,849,197,184.96
  5. Step 5: Solve for x
    x = 2,235,849,197,184.96/1,710,983.20
  6. Step 6: Final answer
    x = 1,306,762.80

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