Home / 2,378,898.12-3,282,928.35-1,346,405.83

Finding the Fourth Proportional to 2,378,898.12, 3,282,928.35 and 1,346,405.83

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Solution

The fourth proportional to 2,378,898.12, 3,282,928.35 and 1,346,405.83 is: 1,858,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,898.12 : 3,282,928.35 = 1,346,405.83 : x
  2. Step 2: Convert to fraction form
    2,378,898.12/3,282,928.35 = 1,346,405.83/x
  3. Step 3: Cross multiply
    2,378,898.12x = 3,282,928.35 × 1,346,405.83
  4. Step 4: Simplify right side
    2,378,898.12x = 4,420,153,869,912.28
  5. Step 5: Solve for x
    x = 4,420,153,869,912.28/2,378,898.12
  6. Step 6: Final answer
    x = 1,858,067.75

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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.