Home / 2,687,780.60-3,709,137.12-1,480,556.60

Finding the Fourth Proportional to 2,687,780.60, 3,709,137.12 and 1,480,556.60

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Solution

The fourth proportional to 2,687,780.60, 3,709,137.12 and 1,480,556.60 is: 2,043,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,780.60 : 3,709,137.12 = 1,480,556.60 : x
  2. Step 2: Convert to fraction form
    2,687,780.60/3,709,137.12 = 1,480,556.60/x
  3. Step 3: Cross multiply
    2,687,780.60x = 3,709,137.12 × 1,480,556.60
  4. Step 4: Simplify right side
    2,687,780.60x = 5,491,587,443,320.99
  5. Step 5: Solve for x
    x = 5,491,587,443,320.99/2,687,780.60
  6. Step 6: Final answer
    x = 2,043,168.05

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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.