Home / 1,244,709.80-1,867,064.70-403,346.60

Finding the Fourth Proportional to 1,244,709.80, 1,867,064.70 and 403,346.60

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Solution

The fourth proportional to 1,244,709.80, 1,867,064.70 and 403,346.60 is: 605,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,709.80 : 1,867,064.70 = 403,346.60 : x
  2. Step 2: Convert to fraction form
    1,244,709.80/1,867,064.70 = 403,346.60/x
  3. Step 3: Cross multiply
    1,244,709.80x = 1,867,064.70 × 403,346.60
  4. Step 4: Simplify right side
    1,244,709.80x = 753,074,198,725.02
  5. Step 5: Solve for x
    x = 753,074,198,725.02/1,244,709.80
  6. Step 6: Final answer
    x = 605,019.90

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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.