Home / 2,347,619.87-3,239,712.96-1,315,134.92

Finding the Fourth Proportional to 2,347,619.87, 3,239,712.96 and 1,315,134.92

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Solution

The fourth proportional to 2,347,619.87, 3,239,712.96 and 1,315,134.92 is: 1,814,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,619.87 : 3,239,712.96 = 1,315,134.92 : x
  2. Step 2: Convert to fraction form
    2,347,619.87/3,239,712.96 = 1,315,134.92/x
  3. Step 3: Cross multiply
    2,347,619.87x = 3,239,712.96 × 1,315,134.92
  4. Step 4: Simplify right side
    2,347,619.87x = 4,260,659,641,896.36
  5. Step 5: Solve for x
    x = 4,260,659,641,896.36/2,347,619.87
  6. Step 6: Final answer
    x = 1,814,884.81

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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.