Home / 3,438,598.70-5,145,650.85-2,994,200.30

Finding the Fourth Proportional to 3,438,598.70, 5,145,650.85 and 2,994,200.30

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Solution

The fourth proportional to 3,438,598.70, 5,145,650.85 and 2,994,200.30 is: 4,480,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,598.70 : 5,145,650.85 = 2,994,200.30 : x
  2. Step 2: Convert to fraction form
    3,438,598.70/5,145,650.85 = 2,994,200.30/x
  3. Step 3: Cross multiply
    3,438,598.70x = 5,145,650.85 × 2,994,200.30
  4. Step 4: Simplify right side
    3,438,598.70x = 15,407,109,318,765.25
  5. Step 5: Solve for x
    x = 15,407,109,318,765.25/3,438,598.70
  6. Step 6: Final answer
    x = 4,480,636.06

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1.5x scale

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.