Home / 2,869,819.32-3,960,201.18-1,782,067.58

Finding the Fourth Proportional to 2,869,819.32, 3,960,201.18 and 1,782,067.58

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Solution

The fourth proportional to 2,869,819.32, 3,960,201.18 and 1,782,067.58 is: 2,459,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,819.32 : 3,960,201.18 = 1,782,067.58 : x
  2. Step 2: Convert to fraction form
    2,869,819.32/3,960,201.18 = 1,782,067.58/x
  3. Step 3: Cross multiply
    2,869,819.32x = 3,960,201.18 × 1,782,067.58
  4. Step 4: Simplify right side
    2,869,819.32x = 7,057,346,133,155.75
  5. Step 5: Solve for x
    x = 7,057,346,133,155.75/2,869,819.32
  6. Step 6: Final answer
    x = 2,459,160.44

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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.