Home / 2,469,972.77-3,408,919.01-1,423,193.57

Finding the Fourth Proportional to 2,469,972.77, 3,408,919.01 and 1,423,193.57

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Solution

The fourth proportional to 2,469,972.77, 3,408,919.01 and 1,423,193.57 is: 1,964,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,972.77 : 3,408,919.01 = 1,423,193.57 : x
  2. Step 2: Convert to fraction form
    2,469,972.77/3,408,919.01 = 1,423,193.57/x
  3. Step 3: Cross multiply
    2,469,972.77x = 3,408,919.01 × 1,423,193.57
  4. Step 4: Simplify right side
    2,469,972.77x = 4,851,551,591,522.20
  5. Step 5: Solve for x
    x = 4,851,551,591,522.20/2,469,972.77
  6. Step 6: Final answer
    x = 1,964,212.59

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Double scale
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1.5x scale

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.