Home / 4,206,272.40-6,309,408.60-1,962,637.20

Finding the Fourth Proportional to 4,206,272.40, 6,309,408.60 and 1,962,637.20

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Solution

The fourth proportional to 4,206,272.40, 6,309,408.60 and 1,962,637.20 is: 2,943,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,272.40 : 6,309,408.60 = 1,962,637.20 : x
  2. Step 2: Convert to fraction form
    4,206,272.40/6,309,408.60 = 1,962,637.20/x
  3. Step 3: Cross multiply
    4,206,272.40x = 6,309,408.60 × 1,962,637.20
  4. Step 4: Simplify right side
    4,206,272.40x = 12,383,080,028,359.92
  5. Step 5: Solve for x
    x = 12,383,080,028,359.92/4,206,272.40
  6. Step 6: Final answer
    x = 2,943,955.80

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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.