Home / 1,100,506.60-1,650,759.90-628,114.60

Finding the Fourth Proportional to 1,100,506.60, 1,650,759.90 and 628,114.60

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Solution

The fourth proportional to 1,100,506.60, 1,650,759.90 and 628,114.60 is: 942,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,506.60 : 1,650,759.90 = 628,114.60 : x
  2. Step 2: Convert to fraction form
    1,100,506.60/1,650,759.90 = 628,114.60/x
  3. Step 3: Cross multiply
    1,100,506.60x = 1,650,759.90 × 628,114.60
  4. Step 4: Simplify right side
    1,100,506.60x = 1,036,866,394,284.54
  5. Step 5: Solve for x
    x = 1,036,866,394,284.54/1,100,506.60
  6. Step 6: Final answer
    x = 942,171.90

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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.