Home / 2,108,637.44-3,162,481.76-970,307.68

Finding the Fourth Proportional to 2,108,637.44, 3,162,481.76 and 970,307.68

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Solution

The fourth proportional to 2,108,637.44, 3,162,481.76 and 970,307.68 is: 1,455,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,637.44 : 3,162,481.76 = 970,307.68 : x
  2. Step 2: Convert to fraction form
    2,108,637.44/3,162,481.76 = 970,307.68/x
  3. Step 3: Cross multiply
    2,108,637.44x = 3,162,481.76 × 970,307.68
  4. Step 4: Simplify right side
    2,108,637.44x = 3,068,580,339,587.92
  5. Step 5: Solve for x
    x = 3,068,580,339,587.92/2,108,637.44
  6. Step 6: Final answer
    x = 1,455,243.22

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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.