Home / 2,560,323.11-3,842,374.41-1,212,483.11

Finding the Fourth Proportional to 2,560,323.11, 3,842,374.41 and 1,212,483.11

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Solution

The fourth proportional to 2,560,323.11, 3,842,374.41 and 1,212,483.11 is: 1,819,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,323.11 : 3,842,374.41 = 1,212,483.11 : x
  2. Step 2: Convert to fraction form
    2,560,323.11/3,842,374.41 = 1,212,483.11/x
  3. Step 3: Cross multiply
    2,560,323.11x = 3,842,374.41 × 1,212,483.11
  4. Step 4: Simplify right side
    2,560,323.11x = 4,658,814,055,209.34
  5. Step 5: Solve for x
    x = 4,658,814,055,209.34/2,560,323.11
  6. Step 6: Final answer
    x = 1,819,619.58

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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.