Home / 5,085,854.28-7,018,481.70-2,794,162.56

Finding the Fourth Proportional to 5,085,854.28, 7,018,481.70 and 2,794,162.56

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Solution

The fourth proportional to 5,085,854.28, 7,018,481.70 and 2,794,162.56 is: 3,855,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,854.28 : 7,018,481.70 = 2,794,162.56 : x
  2. Step 2: Convert to fraction form
    5,085,854.28/7,018,481.70 = 2,794,162.56/x
  3. Step 3: Cross multiply
    5,085,854.28x = 7,018,481.70 × 2,794,162.56
  4. Step 4: Simplify right side
    5,085,854.28x = 19,610,778,794,185.15
  5. Step 5: Solve for x
    x = 19,610,778,794,185.15/5,085,854.28
  6. Step 6: Final answer
    x = 3,855,945.87

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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.