Home / 2,263,065.90-3,122,266.58-1,282,899.80

Finding the Fourth Proportional to 2,263,065.90, 3,122,266.58 and 1,282,899.80

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Solution

The fourth proportional to 2,263,065.90, 3,122,266.58 and 1,282,899.80 is: 1,769,968.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,065.90 : 3,122,266.58 = 1,282,899.80 : x
  2. Step 2: Convert to fraction form
    2,263,065.90/3,122,266.58 = 1,282,899.80/x
  3. Step 3: Cross multiply
    2,263,065.90x = 3,122,266.58 × 1,282,899.80
  4. Step 4: Simplify right side
    2,263,065.90x = 4,005,555,171,028.68
  5. Step 5: Solve for x
    x = 4,005,555,171,028.68/2,263,065.90
  6. Step 6: Final answer
    x = 1,769,968.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.