Home / 2,636,636.70-3,954,955.05-1,216,272.54

Finding the Fourth Proportional to 2,636,636.70, 3,954,955.05 and 1,216,272.54

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Solution

The fourth proportional to 2,636,636.70, 3,954,955.05 and 1,216,272.54 is: 1,824,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,636.70 : 3,954,955.05 = 1,216,272.54 : x
  2. Step 2: Convert to fraction form
    2,636,636.70/3,954,955.05 = 1,216,272.54/x
  3. Step 3: Cross multiply
    2,636,636.70x = 3,954,955.05 × 1,216,272.54
  4. Step 4: Simplify right side
    2,636,636.70x = 4,810,303,224,249.33
  5. Step 5: Solve for x
    x = 4,810,303,224,249.33/2,636,636.70
  6. Step 6: Final answer
    x = 1,824,408.81

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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.