Home / 1,786,108.32-2,464,819.68-970,305.60

Finding the Fourth Proportional to 1,786,108.32, 2,464,819.68 and 970,305.60

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Solution

The fourth proportional to 1,786,108.32, 2,464,819.68 and 970,305.60 is: 1,339,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,108.32 : 2,464,819.68 = 970,305.60 : x
  2. Step 2: Convert to fraction form
    1,786,108.32/2,464,819.68 = 970,305.60/x
  3. Step 3: Cross multiply
    1,786,108.32x = 2,464,819.68 × 970,305.60
  4. Step 4: Simplify right side
    1,786,108.32x = 2,391,628,338,494.21
  5. Step 5: Solve for x
    x = 2,391,628,338,494.21/1,786,108.32
  6. Step 6: Final answer
    x = 1,339,016.40

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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.