Home / 1,560,788.57-2,341,183.76-438,857.57

Finding the Fourth Proportional to 1,560,788.57, 2,341,183.76 and 438,857.57

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Solution

The fourth proportional to 1,560,788.57, 2,341,183.76 and 438,857.57 is: 658,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,788.57 : 2,341,183.76 = 438,857.57 : x
  2. Step 2: Convert to fraction form
    1,560,788.57/2,341,183.76 = 438,857.57/x
  3. Step 3: Cross multiply
    1,560,788.57x = 2,341,183.76 × 438,857.57
  4. Step 4: Simplify right side
    1,560,788.57x = 1,027,446,213,642.78
  5. Step 5: Solve for x
    x = 1,027,446,213,642.78/1,560,788.57
  6. Step 6: Final answer
    x = 658,286.61

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1.5x scale

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.