Home / 2,289,969.90-3,434,954.85-1,344,408.30

Finding the Fourth Proportional to 2,289,969.90, 3,434,954.85 and 1,344,408.30

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Solution

The fourth proportional to 2,289,969.90, 3,434,954.85 and 1,344,408.30 is: 2,016,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,969.90 : 3,434,954.85 = 1,344,408.30 : x
  2. Step 2: Convert to fraction form
    2,289,969.90/3,434,954.85 = 1,344,408.30/x
  3. Step 3: Cross multiply
    2,289,969.90x = 3,434,954.85 × 1,344,408.30
  4. Step 4: Simplify right side
    2,289,969.90x = 4,617,981,810,465.26
  5. Step 5: Solve for x
    x = 4,617,981,810,465.26/2,289,969.90
  6. Step 6: Final answer
    x = 2,016,612.45

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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.