Home / 3,962,215.40-5,943,323.10-1,122,290.60

Finding the Fourth Proportional to 3,962,215.40, 5,943,323.10 and 1,122,290.60

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Solution

The fourth proportional to 3,962,215.40, 5,943,323.10 and 1,122,290.60 is: 1,683,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,215.40 : 5,943,323.10 = 1,122,290.60 : x
  2. Step 2: Convert to fraction form
    3,962,215.40/5,943,323.10 = 1,122,290.60/x
  3. Step 3: Cross multiply
    3,962,215.40x = 5,943,323.10 × 1,122,290.60
  4. Step 4: Simplify right side
    3,962,215.40x = 6,670,135,647,892.86
  5. Step 5: Solve for x
    x = 6,670,135,647,892.86/3,962,215.40
  6. Step 6: Final answer
    x = 1,683,435.90

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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.