Home / 2,775,002.52-4,162,952.60-855,464.68

Finding the Fourth Proportional to 2,775,002.52, 4,162,952.60 and 855,464.68

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Solution

The fourth proportional to 2,775,002.52, 4,162,952.60 and 855,464.68 is: 1,283,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,002.52 : 4,162,952.60 = 855,464.68 : x
  2. Step 2: Convert to fraction form
    2,775,002.52/4,162,952.60 = 855,464.68/x
  3. Step 3: Cross multiply
    2,775,002.52x = 4,162,952.60 × 855,464.68
  4. Step 4: Simplify right side
    2,775,002.52x = 3,561,258,913,814.17
  5. Step 5: Solve for x
    x = 3,561,258,913,814.17/2,775,002.52
  6. Step 6: Final answer
    x = 1,283,335.38

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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.