Home / 3,214,909.40-4,436,796.72-2,125,291.32

Finding the Fourth Proportional to 3,214,909.40, 4,436,796.72 and 2,125,291.32

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Solution

The fourth proportional to 3,214,909.40, 4,436,796.72 and 2,125,291.32 is: 2,933,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,909.40 : 4,436,796.72 = 2,125,291.32 : x
  2. Step 2: Convert to fraction form
    3,214,909.40/4,436,796.72 = 2,125,291.32/x
  3. Step 3: Cross multiply
    3,214,909.40x = 4,436,796.72 × 2,125,291.32
  4. Step 4: Simplify right side
    3,214,909.40x = 9,429,485,557,620.47
  5. Step 5: Solve for x
    x = 9,429,485,557,620.47/3,214,909.40
  6. Step 6: Final answer
    x = 2,933,048.61

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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.