Home / 1,628,496.60-2,442,744.90-681,768.60

Finding the Fourth Proportional to 1,628,496.60, 2,442,744.90 and 681,768.60

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Solution

The fourth proportional to 1,628,496.60, 2,442,744.90 and 681,768.60 is: 1,022,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,496.60 : 2,442,744.90 = 681,768.60 : x
  2. Step 2: Convert to fraction form
    1,628,496.60/2,442,744.90 = 681,768.60/x
  3. Step 3: Cross multiply
    1,628,496.60x = 2,442,744.90 × 681,768.60
  4. Step 4: Simplify right side
    1,628,496.60x = 1,665,386,770,630.14
  5. Step 5: Solve for x
    x = 1,665,386,770,630.14/1,628,496.60
  6. Step 6: Final answer
    x = 1,022,652.90

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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.