Home / 2,268,839.46-3,130,958.30-1,236,356.36

Finding the Fourth Proportional to 2,268,839.46, 3,130,958.30 and 1,236,356.36

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Solution

The fourth proportional to 2,268,839.46, 3,130,958.30 and 1,236,356.36 is: 1,706,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,839.46 : 3,130,958.30 = 1,236,356.36 : x
  2. Step 2: Convert to fraction form
    2,268,839.46/3,130,958.30 = 1,236,356.36/x
  3. Step 3: Cross multiply
    2,268,839.46x = 3,130,958.30 × 1,236,356.36
  4. Step 4: Simplify right side
    2,268,839.46x = 3,870,980,185,263.21
  5. Step 5: Solve for x
    x = 3,870,980,185,263.21/2,268,839.46
  6. Step 6: Final answer
    x = 1,706,149.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.