Home / 1,682,815.96-2,322,276.78-918,864.10

Finding the Fourth Proportional to 1,682,815.96, 2,322,276.78 and 918,864.10

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Solution

The fourth proportional to 1,682,815.96, 2,322,276.78 and 918,864.10 is: 1,268,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,815.96 : 2,322,276.78 = 918,864.10 : x
  2. Step 2: Convert to fraction form
    1,682,815.96/2,322,276.78 = 918,864.10/x
  3. Step 3: Cross multiply
    1,682,815.96x = 2,322,276.78 × 918,864.10
  4. Step 4: Simplify right side
    1,682,815.96x = 2,133,856,763,405.60
  5. Step 5: Solve for x
    x = 2,133,856,763,405.60/1,682,815.96
  6. Step 6: Final answer
    x = 1,268,027.41

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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.