Home / 1,054,977.98-1,455,839.31-619,388.06

Finding the Fourth Proportional to 1,054,977.98, 1,455,839.31 and 619,388.06

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Solution

The fourth proportional to 1,054,977.98, 1,455,839.31 and 619,388.06 is: 854,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,977.98 : 1,455,839.31 = 619,388.06 : x
  2. Step 2: Convert to fraction form
    1,054,977.98/1,455,839.31 = 619,388.06/x
  3. Step 3: Cross multiply
    1,054,977.98x = 1,455,839.31 × 619,388.06
  4. Step 4: Simplify right side
    1,054,977.98x = 901,729,485,892.64
  5. Step 5: Solve for x
    x = 901,729,485,892.64/1,054,977.98
  6. Step 6: Final answer
    x = 854,737.73

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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.