Home / 3,175,722.72-4,383,190.26-1,953,080.10

Finding the Fourth Proportional to 3,175,722.72, 4,383,190.26 and 1,953,080.10

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Solution

The fourth proportional to 3,175,722.72, 4,383,190.26 and 1,953,080.10 is: 2,695,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,722.72 : 4,383,190.26 = 1,953,080.10 : x
  2. Step 2: Convert to fraction form
    3,175,722.72/4,383,190.26 = 1,953,080.10/x
  3. Step 3: Cross multiply
    3,175,722.72x = 4,383,190.26 × 1,953,080.10
  4. Step 4: Simplify right side
    3,175,722.72x = 8,560,721,671,319.83
  5. Step 5: Solve for x
    x = 8,560,721,671,319.83/3,175,722.72
  6. Step 6: Final answer
    x = 2,695,676.68

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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.