Home / 1,533,107.22-2,115,780.86-844,778.24

Finding the Fourth Proportional to 1,533,107.22, 2,115,780.86 and 844,778.24

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Solution

The fourth proportional to 1,533,107.22, 2,115,780.86 and 844,778.24 is: 1,165,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,107.22 : 2,115,780.86 = 844,778.24 : x
  2. Step 2: Convert to fraction form
    1,533,107.22/2,115,780.86 = 844,778.24/x
  3. Step 3: Cross multiply
    1,533,107.22x = 2,115,780.86 × 844,778.24
  4. Step 4: Simplify right side
    1,533,107.22x = 1,787,365,616,333.69
  5. Step 5: Solve for x
    x = 1,787,365,616,333.69/1,533,107.22
  6. Step 6: Final answer
    x = 1,165,845.15

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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.