Home / 1,135,558.62-1,567,072.44-619,313.76

Finding the Fourth Proportional to 1,135,558.62, 1,567,072.44 and 619,313.76

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Solution

The fourth proportional to 1,135,558.62, 1,567,072.44 and 619,313.76 is: 854,653.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,558.62 : 1,567,072.44 = 619,313.76 : x
  2. Step 2: Convert to fraction form
    1,135,558.62/1,567,072.44 = 619,313.76/x
  3. Step 3: Cross multiply
    1,135,558.62x = 1,567,072.44 × 619,313.76
  4. Step 4: Simplify right side
    1,135,558.62x = 970,509,525,008.77
  5. Step 5: Solve for x
    x = 970,509,525,008.77/1,135,558.62
  6. Step 6: Final answer
    x = 854,653.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.