Home / 1,395,919.40-2,093,879.10-498,374.60

Finding the Fourth Proportional to 1,395,919.40, 2,093,879.10 and 498,374.60

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Solution

The fourth proportional to 1,395,919.40, 2,093,879.10 and 498,374.60 is: 747,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,919.40 : 2,093,879.10 = 498,374.60 : x
  2. Step 2: Convert to fraction form
    1,395,919.40/2,093,879.10 = 498,374.60/x
  3. Step 3: Cross multiply
    1,395,919.40x = 2,093,879.10 × 498,374.60
  4. Step 4: Simplify right side
    1,395,919.40x = 1,043,536,158,910.86
  5. Step 5: Solve for x
    x = 1,043,536,158,910.86/1,395,919.40
  6. Step 6: Final answer
    x = 747,561.90

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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.