Home / 1,839,512.80-2,536,356.36-1,259,015.92

Finding the Fourth Proportional to 1,839,512.80, 2,536,356.36 and 1,259,015.92

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Solution

The fourth proportional to 1,839,512.80, 2,536,356.36 and 1,259,015.92 is: 1,735,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,512.80 : 2,536,356.36 = 1,259,015.92 : x
  2. Step 2: Convert to fraction form
    1,839,512.80/2,536,356.36 = 1,259,015.92/x
  3. Step 3: Cross multiply
    1,839,512.80x = 2,536,356.36 × 1,259,015.92
  4. Step 4: Simplify right side
    1,839,512.80x = 3,193,313,036,033.25
  5. Step 5: Solve for x
    x = 3,193,313,036,033.25/1,839,512.80
  6. Step 6: Final answer
    x = 1,735,955.87

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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.