Home / 2,492,690.40-3,739,035.60-809,793.90

Finding the Fourth Proportional to 2,492,690.40, 3,739,035.60 and 809,793.90

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Solution

The fourth proportional to 2,492,690.40, 3,739,035.60 and 809,793.90 is: 1,214,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,690.40 : 3,739,035.60 = 809,793.90 : x
  2. Step 2: Convert to fraction form
    2,492,690.40/3,739,035.60 = 809,793.90/x
  3. Step 3: Cross multiply
    2,492,690.40x = 3,739,035.60 × 809,793.90
  4. Step 4: Simplify right side
    2,492,690.40x = 3,027,848,220,762.84
  5. Step 5: Solve for x
    x = 3,027,848,220,762.84/2,492,690.40
  6. Step 6: Final answer
    x = 1,214,690.85

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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.