Home / 3,455,396.18-4,770,173.06-2,149,069.32

Finding the Fourth Proportional to 3,455,396.18, 4,770,173.06 and 2,149,069.32

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Solution

The fourth proportional to 3,455,396.18, 4,770,173.06 and 2,149,069.32 is: 2,966,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,396.18 : 4,770,173.06 = 2,149,069.32 : x
  2. Step 2: Convert to fraction form
    3,455,396.18/4,770,173.06 = 2,149,069.32/x
  3. Step 3: Cross multiply
    3,455,396.18x = 4,770,173.06 × 2,149,069.32
  4. Step 4: Simplify right side
    3,455,396.18x = 10,251,432,571,650.18
  5. Step 5: Solve for x
    x = 10,251,432,571,650.18/3,455,396.18
  6. Step 6: Final answer
    x = 2,966,789.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.