Home / 3,438,909.20-5,146,116.60-2,994,510.80

Finding the Fourth Proportional to 3,438,909.20, 5,146,116.60 and 2,994,510.80

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Solution

The fourth proportional to 3,438,909.20, 5,146,116.60 and 2,994,510.80 is: 4,481,101.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,909.20 : 5,146,116.60 = 2,994,510.80 : x
  2. Step 2: Convert to fraction form
    3,438,909.20/5,146,116.60 = 2,994,510.80/x
  3. Step 3: Cross multiply
    3,438,909.20x = 5,146,116.60 × 2,994,510.80
  4. Step 4: Simplify right side
    3,438,909.20x = 15,410,101,736,759.28
  5. Step 5: Solve for x
    x = 15,410,101,736,759.28/3,438,909.20
  6. Step 6: Final answer
    x = 4,481,101.66

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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.