Home / 2,492,134.85-3,439,149.17-1,346,215.21

Finding the Fourth Proportional to 2,492,134.85, 3,439,149.17 and 1,346,215.21

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Solution

The fourth proportional to 2,492,134.85, 3,439,149.17 and 1,346,215.21 is: 1,857,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,134.85 : 3,439,149.17 = 1,346,215.21 : x
  2. Step 2: Convert to fraction form
    2,492,134.85/3,439,149.17 = 1,346,215.21/x
  3. Step 3: Cross multiply
    2,492,134.85x = 3,439,149.17 × 1,346,215.21
  4. Step 4: Simplify right side
    2,492,134.85x = 4,629,834,906,783.93
  5. Step 5: Solve for x
    x = 4,629,834,906,783.93/2,492,134.85
  6. Step 6: Final answer
    x = 1,857,778.64

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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.