Home / 1,869,391.74-2,804,087.60-449,447.82

Finding the Fourth Proportional to 1,869,391.74, 2,804,087.60 and 449,447.82

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Solution

The fourth proportional to 1,869,391.74, 2,804,087.60 and 449,447.82 is: 674,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,391.74 : 2,804,087.60 = 449,447.82 : x
  2. Step 2: Convert to fraction form
    1,869,391.74/2,804,087.60 = 449,447.82/x
  3. Step 3: Cross multiply
    1,869,391.74x = 2,804,087.60 × 449,447.82
  4. Step 4: Simplify right side
    1,869,391.74x = 1,260,291,058,909.03
  5. Step 5: Solve for x
    x = 1,260,291,058,909.03/1,869,391.74
  6. Step 6: Final answer
    x = 674,171.73

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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.