Home / 1,685,455.32-2,325,358.56-959,788.56

Finding the Fourth Proportional to 1,685,455.32, 2,325,358.56 and 959,788.56

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Solution

The fourth proportional to 1,685,455.32, 2,325,358.56 and 959,788.56 is: 1,324,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,455.32 : 2,325,358.56 = 959,788.56 : x
  2. Step 2: Convert to fraction form
    1,685,455.32/2,325,358.56 = 959,788.56/x
  3. Step 3: Cross multiply
    1,685,455.32x = 2,325,358.56 × 959,788.56
  4. Step 4: Simplify right side
    1,685,455.32x = 2,231,852,543,786.07
  5. Step 5: Solve for x
    x = 2,231,852,543,786.07/1,685,455.32
  6. Step 6: Final answer
    x = 1,324,183.75

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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.