Home / 2,379,003.79-3,283,028.52-1,291,275.58

Finding the Fourth Proportional to 2,379,003.79, 3,283,028.52 and 1,291,275.58

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Solution

The fourth proportional to 2,379,003.79, 3,283,028.52 and 1,291,275.58 is: 1,781,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,003.79 : 3,283,028.52 = 1,291,275.58 : x
  2. Step 2: Convert to fraction form
    2,379,003.79/3,283,028.52 = 1,291,275.58/x
  3. Step 3: Cross multiply
    2,379,003.79x = 3,283,028.52 × 1,291,275.58
  4. Step 4: Simplify right side
    2,379,003.79x = 4,239,294,556,319.54
  5. Step 5: Solve for x
    x = 4,239,294,556,319.54/2,379,003.79
  6. Step 6: Final answer
    x = 1,781,962.09

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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.