Home / 1,589,360.87-2,383,785.54-436,338.42

Finding the Fourth Proportional to 1,589,360.87, 2,383,785.54 and 436,338.42

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Solution

The fourth proportional to 1,589,360.87, 2,383,785.54 and 436,338.42 is: 654,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,360.87 : 2,383,785.54 = 436,338.42 : x
  2. Step 2: Convert to fraction form
    1,589,360.87/2,383,785.54 = 436,338.42/x
  3. Step 3: Cross multiply
    1,589,360.87x = 2,383,785.54 × 436,338.42
  4. Step 4: Simplify right side
    1,589,360.87x = 1,040,137,216,142.45
  5. Step 5: Solve for x
    x = 1,040,137,216,142.45/1,589,360.87
  6. Step 6: Final answer
    x = 654,437.42

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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.