Home / 2,512,478.52-3,767,197.43-1,127,358.51

Finding the Fourth Proportional to 2,512,478.52, 3,767,197.43 and 1,127,358.51

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Solution

The fourth proportional to 2,512,478.52, 3,767,197.43 and 1,127,358.51 is: 1,690,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,478.52 : 3,767,197.43 = 1,127,358.51 : x
  2. Step 2: Convert to fraction form
    2,512,478.52/3,767,197.43 = 1,127,358.51/x
  3. Step 3: Cross multiply
    2,512,478.52x = 3,767,197.43 × 1,127,358.51
  4. Step 4: Simplify right side
    2,512,478.52x = 4,246,982,093,797.02
  5. Step 5: Solve for x
    x = 4,246,982,093,797.02/2,512,478.52
  6. Step 6: Final answer
    x = 1,690,355.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.