Home / 1,496,780.44-2,245,168.23-431,828.08

Finding the Fourth Proportional to 1,496,780.44, 2,245,168.23 and 431,828.08

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Solution

The fourth proportional to 1,496,780.44, 2,245,168.23 and 431,828.08 is: 647,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,780.44 : 2,245,168.23 = 431,828.08 : x
  2. Step 2: Convert to fraction form
    1,496,780.44/2,245,168.23 = 431,828.08/x
  3. Step 3: Cross multiply
    1,496,780.44x = 2,245,168.23 × 431,828.08
  4. Step 4: Simplify right side
    1,496,780.44x = 969,526,686,037.90
  5. Step 5: Solve for x
    x = 969,526,686,037.90/1,496,780.44
  6. Step 6: Final answer
    x = 647,741.42

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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.