Home / 2,275,620.45-3,413,929.20-855,676.53

Finding the Fourth Proportional to 2,275,620.45, 3,413,929.20 and 855,676.53

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Solution

The fourth proportional to 2,275,620.45, 3,413,929.20 and 855,676.53 is: 1,283,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,620.45 : 3,413,929.20 = 855,676.53 : x
  2. Step 2: Convert to fraction form
    2,275,620.45/3,413,929.20 = 855,676.53/x
  3. Step 3: Cross multiply
    2,275,620.45x = 3,413,929.20 × 855,676.53
  4. Step 4: Simplify right side
    2,275,620.45x = 2,921,219,091,521.68
  5. Step 5: Solve for x
    x = 2,921,219,091,521.68/2,275,620.45
  6. Step 6: Final answer
    x = 1,283,702.25

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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.