Home / 2,164,077.40-3,246,116.10-2,081,408.80

Finding the Fourth Proportional to 2,164,077.40, 3,246,116.10 and 2,081,408.80

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Solution

The fourth proportional to 2,164,077.40, 3,246,116.10 and 2,081,408.80 is: 3,122,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,077.40 : 3,246,116.10 = 2,081,408.80 : x
  2. Step 2: Convert to fraction form
    2,164,077.40/3,246,116.10 = 2,081,408.80/x
  3. Step 3: Cross multiply
    2,164,077.40x = 3,246,116.10 × 2,081,408.80
  4. Step 4: Simplify right side
    2,164,077.40x = 6,756,494,616,361.68
  5. Step 5: Solve for x
    x = 6,756,494,616,361.68/2,164,077.40
  6. Step 6: Final answer
    x = 3,122,113.20

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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.