Home / 1,758,234.33-2,637,249.44-678,535.68

Finding the Fourth Proportional to 1,758,234.33, 2,637,249.44 and 678,535.68

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Solution

The fourth proportional to 1,758,234.33, 2,637,249.44 and 678,535.68 is: 1,017,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,234.33 : 2,637,249.44 = 678,535.68 : x
  2. Step 2: Convert to fraction form
    1,758,234.33/2,637,249.44 = 678,535.68/x
  3. Step 3: Cross multiply
    1,758,234.33x = 2,637,249.44 × 678,535.68
  4. Step 4: Simplify right side
    1,758,234.33x = 1,789,467,848,597.03
  5. Step 5: Solve for x
    x = 1,789,467,848,597.03/1,758,234.33
  6. Step 6: Final answer
    x = 1,017,764.14

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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.