Home / 1,560,788.32-2,341,183.38-438,857.32

Finding the Fourth Proportional to 1,560,788.32, 2,341,183.38 and 438,857.32

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Solution

The fourth proportional to 1,560,788.32, 2,341,183.38 and 438,857.32 is: 658,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,788.32 : 2,341,183.38 = 438,857.32 : x
  2. Step 2: Convert to fraction form
    1,560,788.32/2,341,183.38 = 438,857.32/x
  3. Step 3: Cross multiply
    1,560,788.32x = 2,341,183.38 × 438,857.32
  4. Step 4: Simplify right side
    1,560,788.32x = 1,027,445,452,069.42
  5. Step 5: Solve for x
    x = 1,027,445,452,069.42/1,560,788.32
  6. Step 6: Final answer
    x = 658,286.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.