Home / 2,277,940-3,143,622.81-1,259,410.36

Finding the Fourth Proportional to 2,277,940, 3,143,622.81 and 1,259,410.36

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Solution

The fourth proportional to 2,277,940, 3,143,622.81 and 1,259,410.36 is: 1,738,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,940 : 3,143,622.81 = 1,259,410.36 : x
  2. Step 2: Convert to fraction form
    2,277,940/3,143,622.81 = 1,259,410.36/x
  3. Step 3: Cross multiply
    2,277,940x = 3,143,622.81 × 1,259,410.36
  4. Step 4: Simplify right side
    2,277,940x = 3,959,111,134,846.31
  5. Step 5: Solve for x
    x = 3,959,111,134,846.31/2,277,940
  6. Step 6: Final answer
    x = 1,738,022.57

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1.5x scale

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.