Home / 4,465,288.45-6,689,481.29-2,638,189.37

Finding the Fourth Proportional to 4,465,288.45, 6,689,481.29 and 2,638,189.37

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Solution

The fourth proportional to 4,465,288.45, 6,689,481.29 and 2,638,189.37 is: 3,952,290.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465,288.45 : 6,689,481.29 = 2,638,189.37 : x
  2. Step 2: Convert to fraction form
    4,465,288.45/6,689,481.29 = 2,638,189.37/x
  3. Step 3: Cross multiply
    4,465,288.45x = 6,689,481.29 × 2,638,189.37
  4. Step 4: Simplify right side
    4,465,288.45x = 17,648,118,446,815.59
  5. Step 5: Solve for x
    x = 17,648,118,446,815.59/4,465,288.45
  6. Step 6: Final answer
    x = 3,952,290.79

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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.