Home / 1,211,080.46-1,816,611.56-312,445.80

Finding the Fourth Proportional to 1,211,080.46, 1,816,611.56 and 312,445.80

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Solution

The fourth proportional to 1,211,080.46, 1,816,611.56 and 312,445.80 is: 468,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,080.46 : 1,816,611.56 = 312,445.80 : x
  2. Step 2: Convert to fraction form
    1,211,080.46/1,816,611.56 = 312,445.80/x
  3. Step 3: Cross multiply
    1,211,080.46x = 1,816,611.56 × 312,445.80
  4. Step 4: Simplify right side
    1,211,080.46x = 567,592,652,153.45
  5. Step 5: Solve for x
    x = 567,592,652,153.45/1,211,080.46
  6. Step 6: Final answer
    x = 468,666.34

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