Home / 1,228,273.89-1,842,410.57-479,795.01

Finding the Fourth Proportional to 1,228,273.89, 1,842,410.57 and 479,795.01

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Solution

The fourth proportional to 1,228,273.89, 1,842,410.57 and 479,795.01 is: 719,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,273.89 : 1,842,410.57 = 479,795.01 : x
  2. Step 2: Convert to fraction form
    1,228,273.89/1,842,410.57 = 479,795.01/x
  3. Step 3: Cross multiply
    1,228,273.89x = 1,842,410.57 × 479,795.01
  4. Step 4: Simplify right side
    1,228,273.89x = 883,979,395,458.28
  5. Step 5: Solve for x
    x = 883,979,395,458.28/1,228,273.89
  6. Step 6: Final answer
    x = 719,692.41

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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.