Home / 2,668,710.12-3,682,819.55-1,445,015.58

Finding the Fourth Proportional to 2,668,710.12, 3,682,819.55 and 1,445,015.58

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Solution

The fourth proportional to 2,668,710.12, 3,682,819.55 and 1,445,015.58 is: 1,994,121.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,710.12 : 3,682,819.55 = 1,445,015.58 : x
  2. Step 2: Convert to fraction form
    2,668,710.12/3,682,819.55 = 1,445,015.58/x
  3. Step 3: Cross multiply
    2,668,710.12x = 3,682,819.55 × 1,445,015.58
  4. Step 4: Simplify right side
    2,668,710.12x = 5,321,731,620,853.51
  5. Step 5: Solve for x
    x = 5,321,731,620,853.51/2,668,710.12
  6. Step 6: Final answer
    x = 1,994,121.27

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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.